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Don't you think pools would just point elsewhere?
They might, but it wouldn't help. ChiComGovPool would still have the asics, so unless we forked away from SHA256, they'd still be able to mount a 51% attack.
He might be confusing a huge factory farm passing itself of as two different pools (easy) with being able to actually hide the factory farm (drawing 999gadzigawatt/hr and having a thermal footprint of an erupting volcano) from the government.