Yes
Claude now knows much more about it than I do today, because people forget stuff over decades
dboreham on Hacker News
In the thread “Cisco gives engineer unlimited AI tokens to rewrite legacy code”, replying to this comment
Helped: Analyzing code and git history to recall forgotten design details.
… I've been using Claude on a very large Java protocol proxy product and it's been able to do amazingly useful things for me. I originally wrote much of the code but Claude now knows much more about it than I do today, because people forget stuff over decades. It will sometimes remind me "as you noted in November 2016 this feature was designed to...", based on its analysis of the code and git commit messages.