I stand corrected. They may do more than a reorg, but it makes no sense to not reorg if not to just discredit miners using checkpoints as dangerous financial securities instruments.
No because you will be wiping out transactions and people will lose money. Once the media gets a hold of that, crypto is over.
BCH is fast cheap and reliable and will work as money for the public. That's all the public needs to know. If they start losing their digital money, the game is over.
The funny thing is you keep throwing out all this technology and have no clue about the base who would actually be using BCH. Apple makes phones for the average user. Not for the techs