konceptual99: They know nothing. It's just a bogus method of raising expectations without having to say anything of consequence. I think they will be very cautious about ever putting a stake in the ground on this one.
Well said. They LOVE to raise expectations and create a sense of mystery, but the fact is: they got nothing!
Be prepared for it to become less concrete and more abstract.
I'd put it this way, Be prepared for it to become less specific and more vague.