Technology.
Understand the tool. Question the promise.
A considered look at technology and the way it changes our financial decisions.
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Crypto & Digital Assets
Understand digital assets through evidence, risk, custody, costs, and careful scrutiny of claims.
Explore this path ↗Fintech & AI
Examine how financial technology works, what it promises, what it costs, and where judgment matters.
Explore this path ↗AI sounds confident. Should you be?
Treat an AI answer as something to investigate, not a shortcut around evidence.
Read the guideBefore you use a crypto wallet: 10 security questions to ask
Use this beginner crypto wallet security checklist to protect keys, compare exchange custody, verify transfers, and question smart-contract approvals.
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Crypto exchanges compared: Gemini, Bybit, Gate and Revolut X
Compare documented fees, access, custody and account controls for Gemini, Bybit, Gate and Revolut X. Public-document review; no product testing.
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CoinTracking review: portfolio tracking, crypto taxes, and key trade-offs
Review CoinTracking's portfolio, import, reporting, tax, privacy, and pricing features before deciding whether the crypto tracking platform fits your records.
Read the guideHow robo-advisors work: 21 questions to ask before you sign up
Learn how robo-advisors turn a questionnaire into a portfolio, then check goals, holdings, fees, custody, data, regulation, and support.
Read the guideHow stablecoins try to hold their peg—and how they can fail
Learn how reserve-backed, crypto-collateralized and algorithmic stablecoins try to hold a peg, why redemption and liquidity matter, and how de-pegs can happen.
Read the guideBefore linking a financial account: understand permissions and data access
Before connecting a bank or investment account to an app, check permission scope, aggregators, retention, transaction authority, revocation, and breach response.
Read the guideExchange custody, self-custody, and wallet control compared
Compare exchange custody and self-custody: private keys, recovery, hot and cold wallets, withdrawal risk, smart-contract permissions and practical trade-offs.
Read the guideAI investing claims: a verification checklist for readers
Learn how to test AI investing claims by checking the mechanism, evidence, timeframe, fees, risks, registration, conflicts, and data handling.
Read the guideToken approvals and wallet disconnection: what remains authorized
Learn why disconnecting a wallet does not necessarily revoke token approvals, how allowances work, what a revocation transaction does, and which network checks matter.
Read the guideRobo-adviser fees, custody, and conflicts: a due-diligence framework
Compare robo-advisors by service scope, total fees, portfolio method, custody, protection, conflicts, data, registration, support, and exit terms.
Read the guideProof of reserves: useful evidence with important gaps
Understand what crypto proof of reserves can show about assets and liabilities, why snapshots are limited, and which custody, liquidity and legal questions remain.
Read the guideDigital wallets and financial apps: map the data before trusting the interface
Map account, device, payment, data-sharing, retention, security, and dispute permissions before using a digital wallet or financial app.
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Robo-advisers compared: Betterment, Wealthfront, and Vanguard Digital Advisor
Compare Betterment, Wealthfront, and Vanguard Digital Advisor on fees, minimums, custody, and tax features using official sources.
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Hardware wallets compared: Ledger, Trezor and Tangem
Compare Ledger Nano X, Trezor Safe 5 and Tangem Wallet across signing, recovery, connectivity, security documentation and reader-fit trade-offs.
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Budgeting apps compared: YNAB, Monarch Money, and Copilot Money
Compare YNAB, Monarch Money, and Copilot Money on budgeting method, current subscription prices, account connections, privacy, and limits.
Read the comparisonFollow your curiosity beyond one topic.
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