True that it's attractive from the exterior, but I thinks the diagrid would disrupt the view from too many units. Not every buyer appreciates that aesthetic.
Anyone who has followed this project from the beginning knows that there is no hope of profit, the lender/owner is only trying to minimize how much they lose. There is plenty of documentation in this thread if you choose to educate yourself.
Highly unlikely. No reason to disassemble all the equipment over the core, or switch to steel beams at the mega columns if they intended to build additional residential floors. And the garden decks were always at the same level as the TMD, accessed from the four multi level penthouses. Not sure...