
9 min read
Optimistic updates with Undo: how my Base44 admin feels instant
My Base44 admin feels instant because the screen changes first and the save comes second. The pattern with real code: patch every react-query cache, write 3 at a time with backoff on 429s, refresh once, roll back on failure, Undo that restores every field, inbox shortcuts, and when not to be optimistic.
