Ahhh hahaha! how funny, this is the solution! =)
Using q2a for 2 years I did not think of an extra field that could be there!
Post your comment as answer please, I mark yours as best!
PS: I think there should be a global option to always hide edits. This was my first core hack 2 years ago... and 2 years later, it seems I have to hack again :(