FYI, they changed the default of 'git.addAICoAuthor' to 'chatAndAgent' afterwards:
https://github.com/microsoft/vscode/pull/312880
So it was 'off' -> 'on' -> 'chatAndAgent'
So it was 'off' -> 'on' -> 'chatAndAgent'
Right up there with Zed being pretty open that they siphon your code through their API surface and have a "Just Trust Us Bro" data retention policy, along with no way to turn the collaboration features off.
- OP