Peter Todd

Author of 4 BIPs.

BIP 9: Version bits with timeout and delay: Deployed. Lets miners signal readiness for several soft forks (backward-compatible rule upgrades) at once by setting individual bits in each block's version number. An upgrade locks in once enough blocks…
BIP 65: OP_CHECKLOCKTIMEVERIFY: Deployed. Adds OP_CHECKLOCKTIMEVERIFY, a script command that keeps coins unspendable until a chosen date or block height. It enables time-locked savings, escrow with deadlines, and payment channels such as…
BIP 111: NODE_BLOOM service bit: Deployed. Adds a way for nodes to announce whether they offer 'bloom filtering', a service that lets lightweight wallets request only transactions relevant to them. Nodes can then decline to provide this…
BIP 125: Opt-in Full Replace-by-Fee Signaling: Deployed. Defines how a sender can mark an unconfirmed transaction as replaceable, so nodes will accept a new version paying a higher fee. This 'replace-by-fee' lets users speed up a transaction stuck because…