- Facebook does not use Git due to scale issues with their large monorepo, instead opting for Mercurial.
- Mercurial may be a better option for large monorepos, but Git has made improvements to support them better.
- Despite some drawbacks, Git usage remains dominant with 93.87% share, due to familiarity, additional tools, and industry trends.
No. They are not renumbered. Your 11 is always the same commit. It’s consistent locally (which is what I mean by “local only”) otherwise they’d change under your feet. You just can’t share them with others and expect the same results. You have to use the hash for that.