Me: Do you know I can see u from my computer?
Idiot: Show me, it's impossible
Me: Did you know that if u select text and press F13 it turns it from non-caps to caps?
Idiot: (pause)
Me: Well, I now know you haven't found the F13 key on the keyboard
Idiot: (pause)
Me: I know knowmu're cursing yourself for such a lame joke
Idiot: F@@@ O@@ Hacker!!,
Idiot: has left
It works, lol, but these F5 ones are better, lol