And I got back and read the past five pages.
Blastdown, I don't know any more than you do, and because I am not around the net as much, I probably know even less (though I don't mind spoilers). But your theory on this season's finale basically sums up my own thoughts on the subject, except that I'm still worried that they won't do it right.
Ah well, as long as she turns into an alicorn BY ACCIDENT it's not as big of a deal. If she TRIES to turn herself into an alicorn, I'm gonna flip a bitch at Hasbro/the Hub/the storyboard writers/whoever is responsible for such madness.