At that point the enormously powerful central players like big tech and militaries and tax collectors will be more than incentivezed to use every remaining reso

At that point the enormously powerful central players like big tech and militaries and tax collectors will be more than incentivezed to use every remaining resource they have to bring everything back online and re-centralize power. And if they can't - society and power wasn't exactly more distributed in the distant past lol. Your local warlord/military dictator/whatever will probably not be supportive of nerds acting independently.