>I guess the reason would be that we are a very high volume data entry facility and the employees sometimes hit the control key when they intend on hitting the shift key.

Well, a mistake is a mistake. And if they're mixing up the Ctrl key and the Shift key, I think there are going to be lots of them.

But I didn't realize that you didn't realize that the behavior of Ctrl+0 was "by design." I should have mentioned that.