Crypto wiki
Plain-English explainers of the concepts behind the numbers — no jargon, no hype.
Basics
What Is Bitcoin (BTC)? The Plain-English Explainer
How Bitcoin works, why there will only ever be 21 million coins, what satoshis are, and what actually moves the price.
What Is Ethereum (ETH)? Smart Contracts, Gas and Staking
Ethereum is a programmable blockchain: smart contracts, the EVM, gas fees, and proof-of-stake — explained without jargon.
What Is USDT? Stablecoins, Pegs and Depeg Risk
Why a "dollar token" exists, how USDT keeps its 1:1 peg, how it differs from USDC and DAI, and what happens when the peg breaks.
Crypto Market Cap Explained — and Why Unit Price Is Meaningless
Market cap vs. price per coin, circulating vs. total supply, FDV, and how to compare coins on equal footing.
Trading & yield
Funding Rate Explained: The Hidden Cost of Perpetual Futures
Why perpetual futures never expire, how the funding rate tethers them to spot, and how a "small" 0.01% fee compounds into a real cost.
APR vs. APY: The Difference That Costs You Money
APR ignores compounding, APY includes it. The formula, a worked example, and the DeFi advertising tricks to watch for.
Networks & protocol
What Is Gas? Ethereum Fees, Gwei and EIP-1559
What gas actually pays for, how the base fee + priority fee formula works, and practical ways to pay less.
Bitcoin Halving Explained: Schedule, History and Miner Impact
Every 210,000 blocks the new supply of bitcoin is cut in half. Here is the full schedule, what history does (and does not) tell us, and why miners feel it first.
What Is Staking? Rewards, Slashing and Liquid Staking
How proof-of-stake pays validators, what slashing is, the trade-offs between solo staking, exchanges and liquid staking tokens.