There are several reasons why the STALL went unnoticed. And once entered, why it was not recognized. There is something missing.......
Offhand, I'd guess attitude was unavailable. One can continue to ask why no one sussed attitude; the only likely explanation is that attitude was not reporting. OR, it was reading NOSE DOWN, somewhere. If you believe it was available, and accurate, that you would even consider flying again qualifies as an insane thought. One cannot believe these three were that thick, and no others are.
think about it.