Just type /dtime in the command bar and it will change your titlebar to a countdown timer for the release of Diablo 3.

alias dtime {
  timer 0 1 titlebar $!dtimer
}
alias -l dtimer {
  return $duration($calc($ctime(15/5/2012 00:01:00) - $ctime($date $time) + ($time(z) * 60 ^ 2)))
}