Related:

• This terminal will self destruct in 10 seconds.
• Save yourself! Reboot in 5 seconds!
• It's six o'clock and time for the penguin on top of your terminal to explode.
• UNIX was half a billion (500000000) seconds old on Tue Nov 5 00
  53:20 1985 GMT (measuring since the time(2) epoch). -- Andy Tannenbaum...
• UNIX will be half a billion (500000000) seconds old on Tue Nov 5 00
  53:20 1985 GMT (measuring since the time(2) epoch). -- Andy Tannenbaum...
• Your disk will self-destruct in 5 seconds.
• EM Evacuate Memory