The obligatory Futurama reference: "Who'd have thought a small amount of liquid would ever get on meeeeeeeeeeeee???"
Hahaha. Fair play for owning up to the typo. So, are you wanting to send them home to use Win 8 or sack them for failing to see the sense in upgrading?
EDIT: I'm guessing it sack em for failing to see sense to upgrade, looking at your other comment.