:) Years ago a colleague carefully crafted an ASCII escape sequence for VT320 terminals that would mess up the screen and program a function key to send a netwo

:) Years ago a colleague carefully crafted an ASCII escape sequence for VT320 terminals that would mess up the screen and program a function key to send a network-wide broadcast message. He sent a note to an admin... something like: "This is cool. If the screen gets messed up, just hit Shift-F12." Everyone on the network received a broadcast message: "I've been had." Obviously, it could have been a lot worse.