DevTools startup now is ~13% faster 🎉 (from 11.2s down to 10s) TL;DR; The result is achieved by removing a redundant serialization. Overview While DevTools is starting up, it needs to make some calls to the V8 JavaScript engine. The mechanism Chromium uses to send DevTools commands to V8 (and for IPC in general) is called mojo. My teammates Benedikt Meurer and Sigurd Schneider discovered an ineff