I worked at an open source shop where almost everyone ran Linux and used IRC for chat. For a while I made the mistake of having the screen black time lower than

I worked at an open source shop where almost everyone ran Linux and used IRC for chat. For a while I made the mistake of having the screen black time lower than the screensaver timeout, so I'd unlock my screen and see my password go out in IRC. I ended up changing my password to something that looked like a shell command.