Web3
Custodial vs. self-custody wallets
The only real question is who holds the keys. A side-by-side comparison of the two wallet models — and an honest look at how each one fails.
Author
Jacob Hoffman
Independent editorial contributor covering markets, digital assets, risk and personal finance.
Articles by Jacob Hoffman
Web3
DeFi basics: lending and trading without banks
DeFi is finance built from smart contracts — real services, real yields, and risks a bank normally absorbs, moved onto your side of the table.
Web3
What are gas fees, and why do they change?
Gas fees are auction prices for scarce block space. Here is the mechanism behind the number — including what Ethereum's 2021 EIP-1559 change did and did not…
Blockchain
What is the Bitcoin halving?
The Bitcoin halving is the protocol rule that cuts the block subsidy in half every 210,000 blocks — the next drop, 3.125 to 1.5625 BTC, is expected around 2028.
Blockchain
What is a 51% attack?
A 51% attack is what happens when one party commands most of a blockchain's power — it can rewrite recent history, but far less than headlines imply.