Articles & Insights

Practical, no-fluff articles on spending your crypto in the real world.

Guide
GuideUpdated Aug 2026

Apple lockout and your crypto: what a lost device really costs

If your iPhone and Mac vanish together, Apple account recovery takes days to weeks - and a lost recovery key locks you out for good. What that means for crypto keys.

Guide
GuideUpdated Aug 2026

Fed pivot to rate hikes: what it means for your crypto card and USDT earn yield

Markets now price a 25bp Fed hike to 3.75-4.00% on 28 October 2026. Here is how higher rates hit stablecoin yields, crypto card FX costs and your cash pipeline.

#крипта #налоги Налоги на крипту в разных странах мира • ОАЭ — 0% налога на прирост капитала для физлиц. • Таиланд — при
GuideUpdated Aug 2026

Crypto tax by country: where individuals pay 0% and where 30% bites

UAE charges 0% capital gains on crypto for individuals; India takes 30% plus 1% TDS. A 15-country comparison of 2026 crypto tax rules with the fine print.

Javier Solana (2007)
GuideUpdated Aug 2026

Kulipa shuts down four months after $6.2M raise: what card users should know

Kulipa, the Paris stablecoin card issuer, closed just four months after a $6.2M seed round. Funds sat in self-custody wallets, so here is what changes.

💳 Расходы по криптокартам в июле достигли исторического максимума в $705,5 млн Это на 12,2% больше, чем в июне ($628,7
GuideUpdated Jul 2026

Crypto card spending hit a record $705.5M in July 2026

Crypto card spending reached $705.5M in July 2026, up 12.2% on June and the fifth straight monthly record. What the Paymentscan data means for cardholders.

#майнинг 🫡 Майнинг Биткоина больше не выгоден – уходим в AI. За один и тот же электрон в AI-индустрии можно зарабатыват
GuideUpdated Jul 2026

MARA's Fred Thiel: why the biggest Bitcoin miner is pivoting to AI

Fred Thiel says the same electron earns 10-15x more in AI than Bitcoin mining. MARA holds 4GW+ capacity and sold 20,000 BTC. What it means for holders.

Bitcoin BTC golden coin with the symbol
GuideUpdated Jul 2026

Coldcard seed bug: what happened and how to check your funds

A firmware bug let attackers drain ~600 BTC (~$40M) from about 500 Coldcard wallets. Who is affected since firmware 4.0.1 (March 2021) and how to migrate safely.

#ИИ #акции В сети активно обсуждают, что один из крупных ИИ-хедж-фондов полностью закрыл весь свой портфель публичных ак
GuideUpdated Jul 2026

When a $45B AI fund liquidates: keeping spending money liquid through a market shock

Aschenbrenner's $45B Situational Awareness fund reportedly sold its whole equity book. How to keep card and cash access liquid through a market shock.

Павла Дурова объявили в международный розыск по делу о терроризме 🚨 Основатель Telegram Павел Дуров объявлен в междунар
GuideUpdated Jul 2026

Russia's terrorism case against Pavel Durov: what it means for Telegram users

Russia's FSB put Pavel Durov on an international wanted list on 29 July 2026 over terrorism charges. What changes for Telegram users and crypto card signups.

Crypto.com and Emirates logos side by side, from the partnership announcement
GuideUpdated Jul 2026

Emirates now takes Crypto.com Pay for flights: how it works

Emirates launched Crypto.com Pay on 28 July 2026 for UAE residents booking flights in AED. Here is how the checkout works and its real limits.

⚡ Кевин Уорш (глава #ФРС): (часть 3) ✔ Меня обнадежило, что рынок реагировал не на заявления ФРС и не на точечный прогно
GuideUpdated Jul 2026

Warsh at the Fed: what a hawkish tilt means for crypto card holders

Fed chair Kevin Warsh flagged a possible policy shift at the July 29 2026 FOMC, with PCE as the core gauge and a 2% inflation target. Here is the card-side read.

#eth 🤔 Технология, которая может изменить криптографию – Виталик Бутерин ➠ Основатель Ethereum опубликовал вторую часть
GuideUpdated Jul 2026

Vitalik's diamond iO: what program obfuscation could mean for private crypto

Vitalik Buterin's 28 July 2026 post breaks down diamond iO, an obfuscation approach that cuts runtime from 'galactic' to merely 'planetary'. Still not usable today.

Crude oil prices in dollar and euro
GuideUpdated Jul 2026

Brent oil dropped 12% overnight: what it means for your crypto card spending

Brent fell 12% overnight on a US-Iran pause on 24 July 2026. Here is how oil shocks feed into stablecoin FX, card conversion fees and your real spending cost.

Рынкам дают подышать перед решением ФРС? 🤝 Выходные для рынков прошли достаточно спокойно и мы даже получили деэскалаци
GuideUpdated Jul 2026

Fed decision week: how volatility hits your crypto card spending

With Bitcoin holding $64K into the Wednesday Fed decision, here is how conversion timing, ATM fees and stablecoin buffers protect your card spending.

🤑 Баланс ФРС увеличился на $4,350,000,000 за одну неделю! Сейчас у ФРС «период тишины» (председатели пока не выступают)
GuideUpdated Jul 2026

Fed holds at 3.50-3.75%: what a higher-for-longer rate means for crypto card users

The Fed is expected to hold at 3.50-3.75% on 29 July 2026, with markets pricing a September hike to 3.75-4.00%. What higher rates mean for stablecoin card users.

#strc #nstr #btc 🔪 Майкл Сэйлор: Выкуп STRC будет финансироваться за счет продажи BTC (❗️) и акций MSTR, а НЕ долларово
GuideUpdated Jul 2026

Saylor says STRC buybacks will be funded by selling BTC and MSTR stock

Michael Saylor says Strategy will fund STRC buybacks by selling BTC and MSTR shares, not cash reserves, aiming to hold STRC near $100. What it means for cardholders.

A Visa debit card and a Mastercard debit card overlapping on a wooden table
Rankings13 min read

The Best Crypto Cards of 2026: Ranked and Reviewed

A live, independently scored ranking of the best crypto cards in 2026, plus an honest hands-on review of each standout: what it does well, where it bites, and who it's actually for. No paid placements.

Contactless Visa payment at a metro fare gate — the card rails stablecoins are about to run on
Research12 min read

Visa's Stablecoin Platform and Open USD: The Card Networks Stop Renting the Rails

In two weeks, 140+ companies launched a stablecoin built to undercut Circle, and Visa shipped a platform to mint and move it. What Open USD and the Visa Stablecoin Platform actually are, why Circle's stock cratered, and what — honestly — changes for crypto card users.

A physical Ethereum coin - the chain the stolen TripleA funds were consolidated into
GuideUpdated Jul 2026

TripleA wallets drained for $9.7M across four chains

An attacker drained TripleA hot wallets on TRON, Ethereum, Polygon and Arbitrum for over $9.7M, then consolidated the loot into ETH. What it means for card users.

Guide
GuideUpdated Jul 2026

KYC levels on crypto cards: what 0, 1, 2 and 3 actually unlock

All four crypto card KYC levels compared: documents each level demands, verified limits from $300/month to $250k/day, and the fee premium of level 0.

Guide
GuideUpdated Jul 2026

Virtual crypto cards without KYC: how far an email actually gets you

What an email-only virtual crypto card can and cannot do in 2026: instant issuance, Apple Pay support, real caps and conversion fees — data verified across 59 cards.

Guide
GuideUpdated Jul 2026

No-KYC card limits: monthly caps, ATM walls and per-transaction ceilings

Real limits on email-only crypto cards in 2026: from $300 monthly prepaid caps to Jam's $250k daily ceiling, what resets when, and which walls no card crosses.

Guide
GuideUpdated Jul 2026

Prepaid crypto cards without KYC: top-ups, caps and the traps between them

How email-only prepaid crypto cards actually work in 2026: top-up routes, the $300-500 monthly reality, merchant BIN filters, and the balance-recovery trap.

Guide
GuideUpdated Jul 2026

Non-custodial cards and KYC: why holding your keys is not anonymity

Self-custody and no-KYC are different axes: what a non-custodial card changes (freeze risk, program death), what it does not (network visibility), with 2026 examples.

Guide
GuideUpdated Jul 2026

When a no-KYC card suddenly asks for ID: the triggers and what to do

Why email-only crypto cards suddenly demand documents: the volume, pattern and corridor triggers behind KYC requests, and how to keep balances out of review limbo.

Guide
GuideUpdated Jul 2026

No-KYC crypto cards in Europe: what MiCA left standing

What works in the EU in 2026: all 3 email-only cards (Jam, Bitsa, Kast) list EU availability, the e-money rules that keep it legal, and where the walls are.

Guide
GuideUpdated Jul 2026

No-KYC crypto cards for Germans: options, walls and the one-year rule

Germany lists all 3 email-only cards in our database — Jam, Bitsa, Kast — plus the EU's fastest verified flows. Caps, BaFin context and the tax angle, verified 2026.

Guide
GuideUpdated Jul 2026

No-KYC crypto cards in Spain: the full local picture

Spain lists all 3 email-only cards we track — including Spanish-born Bitsa. Caps, the Modelo 721 angle, savings-rate taxes and what actually works, verified 2026.

Guide
GuideUpdated Jul 2026

No-KYC crypto cards for US residents: the honest short list

Only 2 of 3 email-only cards list US availability — Jam and Kast — and the EU's fast-KYC flows skip the US entirely. The real options and IRS reality, verified 2026.

Guide
GuideUpdated Jul 2026

No-KYC crypto cards in the UK: post-Brexit options and FCA reality

The UK lists 28 cards in our database — Jam and Kast at level 0, MetaMask Card and Wirex verified. FCA context, CGT on card spending, and the honest picture for 2026.

Guide
GuideUpdated Jul 2026

No-KYC crypto cards in Brazil: what reaches the largest LatAm market

Brazil lists 21 cards in our database — Jam and Kast at level 0, MetaMask Card verified. Central Bank context, the monthly exemption rule, and stablecoin reality for 2026.

Guide
GuideUpdated Jul 2026

No-KYC crypto cards in Canada: the two that list it, and the CRA angle

Canada lists 22 cards in our database — Jam and Kast at level 0, MetaMask Card verified. FINTRAC context, the 50% inclusion rate on gains, and the honest 2026 picture.

Guide
GuideUpdated Jul 2026

Crypto cards for subscriptions without KYC: the compartment that works

Using email-only crypto cards for Netflix, SaaS and recurring bills: which billing flows accept them, the BIN-filter problem, and the caps math — verified 2026.

Guide
GuideUpdated Jul 2026

Anonymous crypto debit cards: what 'anonymous' survives contact with reality

Four parties see every 'anonymous' card transaction. What email-only cards actually hide, what they never hide, and the honest privacy model — verified 2026.

Guide
GuideUpdated Jul 2026

Getting a crypto card without ID: the step-by-step reality check

The honest walkthrough: what signing up for an email-only crypto card involves, where ID-free stops being possible, and the wrong turns to avoid — verified 2026.

Guide
GuideUpdated Jul 2026

Paid in USDT: the freelancer's case for (and against) a no-KYC card

For freelancers paid in USDT: when an email-only card covers real spending, when the caps kill it, and the verified pipeline that beats it — with 2026 numbers.

Guide
GuideUpdated Jul 2026

The privacy stack: pairing a no-KYC card with a non-custodial wallet

How the compartment card and self-custody wallet combine into a coherent privacy setup — what each layer contributes, honest limits, and the 2026 build order.

Guide
GuideUpdated Jul 2026

Are no-KYC crypto cards legal in the EU? MiCA, AMLR and the honest answer

Yes, with an envelope: the e-money carve-out that keeps email-only cards legal, what MiCA and the 2024 AML Regulation changed, and where the line actually runs.

Guide
GuideUpdated Jul 2026

The risks of no-KYC cards: freezes, exit scams and dead BINs, ranked

The failure modes of email-only crypto cards ranked by likelihood and cost: trigger freezes, program death, dead BINs, fee creep and the fraud-adjacent traps.

Guide
GuideUpdated Jul 2026

Your no-KYC card died: the withdrawal and migration playbook

What to do in the first 48 hours when an email-only card program pauses, dies or bricks your card: triage, recovery routes by custody model, and clean migration.

Guide
GuideUpdated Jul 2026

No-KYC vs full-KYC: the total cost of privacy, in numbers

The complete arithmetic: conversion premiums, hidden costs and break-even points between email-only and verified crypto cards, computed at three spending levels.

The Berlaymont building in Brussels, headquarters of the European Commission
GuideUpdated Jul 2026

DAC8 is live: what the EU's crypto reporting rules actually change for you

DAC8 took effect on 1 January 2026: exchanges now report your trades, wallet addresses and TIN to EU tax authorities. What gets shared, when, and what it means for cards.

Charles Hoskinson speaking on stage at Consensus 2026
GuideUpdated Jul 2026

The AI hacking era is here: what Hoskinson's warning means for how you hold crypto

Charles Hoskinson says AI models are now hacking everything — more Linux kernel flaws in 2 months than 2 years. What wallet insurance, ZK identity and custody mean for you.

Bitcoin coin resting on cryptocurrency regulation documents
GuideUpdated Jul 2026

The BitMEX 622 BTC lawsuit and what it means for exchange custody

A class action filed 23 July 2026 accuses BitMEX of engineering liquidations to seize 622 BTC ($40.4m). What the docket shows and why it matters for card users.

Bitcoin vs. the 1875 Benner almanac — dashboard with BTC at $65,950, −47% from peak, Benner phase B→C, TimesFM median $59,208 for December 2026
Research14 min read

Bitcoin and the Next Crisis: What an 1875 Almanac, Google's Forecast Model and a Multi-Agent Simulation All Say (2026–2029)

Bitcoin is down 47% from its October 2025 peak — exactly the year an 1875 farm almanac marked “sell.” We overlaid the Benner cycle on real BTC data, ran Google's TimesFM forecast model 36 months forward, and stress-tested both in a multi-agent market simulation. Here is the full, honest read: scenarios, probabilities, price zones and the six triggers that decide which path we're on.

Telegram non-custodial wallet announcement dashboard: GRAM +7% to $1.52, $4.15B market cap, 150M custodial @wallet users, rollout summer 2026
Research12 min read

Telegram Is Shipping a Non-Custodial Wallet to a Billion People. Here's Who Should Be Nervous

On July 21, 2026 Pavel Durov announced a native, non-custodial Gram wallet inside every Telegram app — “the largest rollout of a non-custodial crypto wallet in human history.” GRAM jumped 7% within hours. We break down what was actually announced (and what wasn't), why non-custody is the legally clever part, which wallets stand to bleed users first — and what a billion-user wallet does to the crypto card market we track every day.

Guide
GuideUpdated Jul 2026

Paid in USDT: from salary to cash in hand

The worker-side USDT salary pipeline: network choice, where to park it, card spending and ATM cash — with full cost math on a $2,000 salary.

Guide
GuideUpdated Jul 2026

Bybit from zero to spendable in ~40 minutes

Step-by-step Bybit onboarding: account, KYC documents and times, first deposit, optional trade, card application and mobile wallet — with official sources.

Guide
GuideUpdated Jul 2026

Crypto card ATM withdrawals in 5 countries: fees and reality

What ATM cash really costs with a crypto card in Thailand, Turkey, Argentina, Spain and Germany: card-side fees, local operator charges and the DCC trap.

Guide
GuideUpdated Jul 2026

KYC friction ranked: which crypto cards verify fastest

Verification friction ranked across 8 crypto cards: documents required, official stated review times, common rejection reasons and address-proof fixes.

A crypto debit card on a cafe table abroad next to a receipt, illustrating hidden crypto card fees
Fees8 min read

Crypto Card Hidden Fees: What I Actually Paid

The real cost of a crypto card in 2026 — the hidden fees I paid on FX spread, ATM, top-up and monthly charges, plus our data on 22 cards.

A crypto debit card next to a falling token price chart and a receipt showing foreign-exchange fees
Rewards8 min read

Is Crypto Card Cashback Worth It? I Chased 8% and Lost Money

I chased an 8% crypto-card cashback rate and came out behind. Here is the real math on staking tiers, fees, FX and token volatility, and when cashback actually pays.

A prepaid no-KYC crypto card resting on a cafe table next to a phone showing a low balance
Privacy8 min read

Is a No-KYC Crypto Card Actually Safe? I Used One for a Month

I lived with a no-KYC crypto card for 30 days to find out if it is safe. Here is what 'no-KYC' really means for custody, limits, chargebacks, and privacy, and how to use one without getting burned.

A dark KeyOne virtual Visa card with a lime-green keyone wordmark, tilted on a deep emerald-tinted background
Reviews8 min read

KeyOne Card Review (2026): The Non-Custodial Visa You Issue Inside Telegram

An honest, hands-on look at KeyOne — a non-custodial virtual Visa you mint inside a Telegram bot and add straight to Apple Pay. Top up with USDT or USDC, keep your own keys, spend in 200+ countries. Genuinely competitive pricing (0% top-up on Premium) — but new, virtual-only and stablecoin-focused, so we're clear about what to test first.

Person tapping a crypto card at a coffee shop card reader, phone showing a crypto balance
Payments7 min read

Do I Owe Tax Every Time I Tap My Crypto Card for Coffee? (2026)

Technically, spending volatile crypto from a card is a taxable event on every purchase. But there's a simple way to make that tax almost nothing. Here's how crypto card tax really works in 2026 — and the fix real users landed on.

Hand holding a crypto card at a café card terminal showing a declined transaction
Payments6 min read

My Crypto Card Got Declined in Lisbon — 7 Real Reasons Why (and the Fix)

Your crypto card is loaded, in date, and still gets declined at the till. Here are the 7 real reasons crypto cards decline — pulled from the threads where it keeps happening — and exactly how to stop it embarrassing you again.

Digital nomad paying with a phone at an outdoor café abroad, passport and laptop on the table
Travel7 min read

6 Months as a Digital Nomad on a Crypto Card — What 0% FX Actually Saved Me

Banks flag your card the moment you leave home and skim 1–3% on every foreign purchase. After six months spending abroad from a 0%-FX crypto card, here's what it really saved me — and the one thing that still needs a backup.

A crypto card next to a phone showing a frozen or locked account screen
Payments7 min read

Not Your Keys, Not Your Card: What Happens If the Exchange Behind Your Crypto Card Fails

Most crypto cards are custodial — an exchange holds your money and can freeze it or collapse with it. Self-custody cards keep funds in your own wallet until you tap. Here's the real difference, told by someone who lost $5,000 the hard way.

Phone with a crypto card in Apple Pay tapping a contactless terminal at a shop
Payments6 min read

Can I Actually Pay Everywhere With a Crypto Card? A Week-Long Test

Supermarket, taxi, Netflix, a bar, an ATM — can a crypto card really replace your bank card for a week? Here's what worked, what didn't, and the honest verdict on where crypto cards are accepted in 2026.

A crypto card next to a sharply falling Bitcoin price chart on a phone
Payments5 min read

What Happens to My Crypto Card if Bitcoin Crashes 20% Overnight?

If you load your card with Bitcoin and the market dumps overnight, your spendable balance dumps with it — a €500 balance can become €400 by morning. Here's exactly what happens, and the one-word fix.

Phone showing a crypto card added to Apple Pay Wallet, ready to tap a contactless terminal
Payments5 min read

Adding a Crypto Card to Apple Pay in 2026: Does It Work, and Which Cards Support It?

Most virtual crypto cards drop into Apple Pay and Google Pay like any bank card — but support is regional, and some cards can't be added directly. Here's how to add one, the gotcha to check first, and which cards support it.

A sleek dark virtual crypto Visa card floating above a reflective surface with glowing USDT coin and blockchain motifs
Reviews8 min read

Jam Card Review (2026): The No-KYC Visa That Costs ~7% to Load

An honest, hands-on look at Jam Card — the no-KYC, non-custodial USDT Visa you open with an email. Genuinely frictionless and high-limit, but among the most expensive and most inflexible cards in its class. The fees the marketing doesn't show you, plus how it stacks up against Kast.

A sleek dark WhiteBIT Nova virtual Visa card floating above a reflective surface with glowing crypto coin and blockchain motifs
Reviews9 min read

WhiteBIT Nova Card Review (2026): One of Europe's First Cashback Crypto Cards

An honest, hands-on look at the WhiteBIT Nova — a Visa debit card that spends crypto straight from your exchange balance, with up-to-10% category cashback and a fresh MiCA license from Austria. Genuinely one of Europe's few real-cashback crypto cards, and available in Ukraine — but honest about the €25/month cashback cap, the ~1% hidden conversion spread, and the January 2026 card-freeze episode.

A dark virtual crypto card floating over a reflective surface with a EUR IBAN motif, Ukrainian-fintech blue tones and blockchain lines
Reviews9 min read

Trustee Plus Review (2026): The Ukrainian Card That Lost Its Issuer Mid-Stream

An honest, up-to-date look at Trustee Plus — the Ukrainian non-custodial wallet plus spendable card plus €1 EUR IBAN. A genuinely clever feature set, badly shaken in 2026 by the Quicko issuer collapse and an NBU ban at home. What happened to the old Quicko card, what the new Feb-2026 card is, and whether the frozen-funds complaints should scare you off.

A dark premium ZEN Mastercard floating above a reflective surface with a Ukrainian trident motif and multi-currency coin symbols
Reviews10 min read

ZEN.com Card Review (2026): The EU Mastercard That Just Bought a Ukrainian Bank

An honest, hands-on review of the ZEN.com card — a 35-currency EU-IBAN Mastercard built for cross-border and Ukrainian-diaspora spenders. The plans and real FX/ATM fees, the crypto reality-check the marketing skips, the PINbank acquisition that could bring UAH banking, and the €1.8M Lithuanian AML fine you should know about.

A crypto debit card surrounded by Bitcoin, USDT and Ethereum coins
Guide8 min read

How to Spend Crypto Without Selling It (2026)

Two real ways to spend your crypto without cashing out or triggering a sale: a crypto card that spends directly, and a crypto-backed loan you spend instead of selling. How each is taxed, and which fits you.

Qatar Airways QSuite business-class suite set up with a made bed, dining spread and large screen
Travel9 min read

How to Book Qatar Airways QSuite Business Class With Crypto (2026)

Want to fly Qatar Airways QSuite to Tokyo, Singapore or Hong Kong but your money is in crypto? Here's how to fund a Visa or Mastercard with Bitcoin or USDT, book a five-figure business-class fare in minutes, and earn cashback doing it.

The hemicycle of the European Parliament in Strasbourg
Regulation11 min read

MiCA and Crypto Exchanges in the EU: Who Stayed, Who's on Thin Ice

The EU's MiCA licensing window closed on 1 July 2026. Kraken, Coinbase, OKX, Bybit and KuCoin hold a CASP licence and keep serving Europe. Binance, MEXC and HTX reached the line without one. Here is the full split, why USDT vanished from EU order books, and what to do about it.

A digital nomad working on a laptop from a beach lounger by the ocean
Travel12 min read

The Best Crypto Cards for Digital Nomads in 2026 (and Why Revolut, Wise and N26 Shouldn't Be Your Base)

Nomad money advice from someone who's been frozen out at the worst moment. Why Revolut, Wise and N26 make a shaky main account, the five crypto cards I'd actually carry, and a three-layer setup that no single freeze can strand.

A crypto debit card with Bitcoin and Ethereum coins and a phone showing a price chart
Country9 min read

The Best Crypto Cards for Ukrainians in 2026

The best crypto cards for Ukrainians: ZEN, Trustee Plus and Jam. Which verify with a Ukrainian passport, which give you a European IBAN to hold euros, and how spending crypto is taxed.

A crypto debit card with Bitcoin and Ethereum coins and a phone showing a price chart
Country9 min read

The Best Crypto Cards for Canadians in 2026

The best crypto cards for Canadians compared on fees, cashback and availability: Coinbase, Crypto.com, MetaMask and Ledger, plus how the CRA taxes spending crypto.

A crypto debit card with Bitcoin and Ethereum coins and a phone showing a price chart
Country9 min read

The Best Crypto Cards for Americans (USA) in 2026

The best crypto cards for Americans in 2026. Which cards actually serve US users, which are paused or region-locked, and how the IRS taxes spending crypto.

A crypto debit card with Bitcoin and Ethereum coins and a phone showing a price chart
Country9 min read

The Best Crypto Cards for Europeans in 2026

The best crypto cards for Europeans: the widest choice of any region. Self-custody, cashback, IBAN and 0% FX picks compared, plus what MiCA means for you.

A crypto debit card with Bitcoin and Ethereum coins and a phone showing a price chart
Country9 min read

The Best Crypto Cards in Ireland (2026)

The best crypto cards in Ireland compared on fees, cashback and euro features, plus how Revenue taxes crypto gains.

A crypto debit card with Bitcoin and Ethereum coins and a phone showing a price chart
Country9 min read

The Best Crypto Cards in the Netherlands (2026)

The best crypto cards in the Netherlands compared on fees and cashback, plus how the Belastingdienst taxes crypto under box 3.