Tezos’ long-running experiment in on-chain, community-led upgrades took another step forward on Friday as the network activated Seoul, the protocol’s 19th upgrade. Proposed and passed through the project’s on-chain governance process with broad participation from bakers and community members, Seoul introduces protocol-native multisignature accounts, dramatic efficiency improvements for consensus operations, and a simpler staking flow that lays the groundwork for one-click unstaking.