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yeah, a Bitcoin mine is a little bit easier to find and harder to move than a TOR node. It's an unforeseen flaw in the PoW algorithm.
CPU mining on a PC was so perfect, such an incentive to get into Bitcoin: You get to make free money, you get to have a real wallet (full node), you get to be a real, honest-to-gosh complete *cell* of a truly decentralized network
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true, but on the other hand if the chinese miners are cut off, basically nothing changes. diff maybe to high for a while but thats it.
The difficulty could be a huge problem, depending on how long before next diff. adjustment they're cut off. And, of course, there's the whole "Bitcoin insecurity" issue with ~75% hashpower waiting in the wings