I saw this as well.
Now a useful suggestion: The message should be changed for those with no status to "You MUST check your bags - all of them. Including your purse!!!!!!! MUAHAHAHAHA!"
No seriously. Lets get the Kettles to check their bags. Joe Vacation and his brood as well. Leave the in-cabin space for those that appreciate how to buy appropriate luggage, pack accordingly, and get on and off the plane in an orderly fashion.