I got into this substitute teacher racket because of outsourcing and offshoring and now it might happen again if they decide that virtual substitute teachers can replace us.
From the BBC News:
'Virtual' teachers could enter classroom
Oh wait the story date is Wednesday, 29 December, 1999, 13:52 GMT. Must be Microsoft OS/Windows based. Nothing to worry about.
CTL-ALT-DEL, reboot, class dismissed!
(Picked this story out on Dave Barry's blog)