Well I'm encouraged by the interest even if this still in the Newbie area!
The power optimization step is so we can judge how many cores to put on a single chip. You wouldn't want the thing melting after all! This design is mostly flip-flops which use most of the power in a chip so we need to careful here to get it right!
As far as pre-orders go I think we are too early, but assuming this thread persists then I guess an order is established as long as they pay up when required. At least it can be an order for rights of refusal.