Reply #88: Also, on the 91st floor of the north tower, which was

[mirandapriestly]

also the lowest floor of the "impact" there were studio's given to artists . I think there were probably many circumstances where the perimeter columns could be exposed without anyone noticing, although the core , as you said could be done without anyone noticing and Mark Louiseaux, the Controlled Demolition Inc owner said if he were to demolish the towers he would have planted explosives in the basement to get the weight of the building behind the fall . If this was done then it would explain a lot of witness accounts of basement explosions and hot spots.