On the radar: git replay and jj
The git community is considering a "replay" command as a variant of rebase:https://email@example.com/
As I was reading through the description, I saw that one of the motivations for this work is "jj is slaughtering us on rebase speed". Not being familiar with jj or its murderous speed, I dug and found:https://github.com/martinvonz/jj
Google, it seems, has put a full-time developer on creating an alternative to git.