[jhasse]

vim is Git's default editor. Emacs isn't even installed by default on many system.

[RandomCSGeek]

"By default, Git uses whatever you’ve set as your default text editor via one of the shell environment variables VISUAL or EDITOR, or else falls back to the vi editor" --git config guide https://www.git-scm.com/book/en/v2/Customizing-Git-Git-Confi...

[jhasse]

Git for Windows ships vim for example.

[andrewjw]

Actually, it ships user choice now. (You can select VS Code if you like.)