I think they're just teasing us and there's someone sat there in the offices right now laughing at all of our incorrect guesses as we over analyse everything.
YOU WHAT!!! WAIT UNTIL I GET MY HANDS ON THEM!!!
My name is Ewan. DON'T EVER CALL ME EWE. IF YOU DO... I WILL FIND YOU... AND I WILL KILL YOU (jk, but seriously, don't).