[sicnus]

wtf is up with that site.

If you want to save changes: :w (write) :wq (write quit) :wq! (Override any read-only perms)

[boomboomsubban]

If you need to look up how to exit vi, you probably don't want to be writing any changes.

[dariusj18]

Especially with any damage done by typing random letters trying to figure out what is going on.

[reificator]

I have no idea why this was downvoted, this is absolutely true.