prehensive migration guide for existing sidecar users. While our previous efforts to stabilize ambient mode have been targeted at new Istio users, it is clear that the time has come to provide an onramp for our existing user base to migrate to ambient mesh. While the technical foundations for this migration have been in place for some time (and some brave users have migrated on their own), we will be making new investments in tooling to assess your readiness to migrate, rollback-safe interoperability, and d