[fuzzfactor]

This would also be consistent with less steel being included than originally designed, as was rumored during construction of numerous hi-rises during the boom.

Looks almost like punch-through of all floors simultaneously due to shock, almost as if it was a planned demolition where stuctural supports are compromised with precision to assure orderly collapse.

Only this part of the building fell precisely without any carefuly placed dynamite.

But when buildings are stronger, sometimes intentional demolition projects do not complete the job so thoroughly on the first attempt.