I don’t know why “fires raged for months”, but that’s what the witnesses said, so there was fuel and air, and it explains heat, so you don’t need demolition, not for the heat, nor for the collapse. Occam’s Razor – dispense with demolition. It’s good to dispense with because it would have been an unacceptable risk of exposure.
Yeah, threading has failed for some posters but not others. Site Admin just upgraded site software. There are open bugs regarding threading on the software support forum.