Not to toot my own horn; but if anyone's interested, I gave a detailed answer to a poster who just started a new thread on this proposal.
I just didn't want to give an answer here lest I hijack the thread.
But as to *this* future monument to the Apple's greatness, this is IMO a near-supertall that is perfect in every way, from looks to construction technology to marketing strategy.
I recall how it just literally exploded its way into the consciousness of skyscraper enthusiasts worldwide.
*Bang* Here's our deal.
...I mean...Do it.
*Bang* Groundbreaking Day's here.
And all in seemingly crazy rapid succession.