They can't enforce a ban on knowledge. 'owning' Bitcoin is having the knowledge of a private key. If you know a particular 12 word sequence, how do they prove it, and how do they seize it if you do not consent?
Torture, for example. The only way to protect the asset from them would be to store it in your head, and be willing to take it to your grave, too.
Yes, torture is a way to obtain consent. But torture is messy and unpleasant business. No one is going to exert that level of effort unless they are sure of the outcome. So store it in your head and keep your mouth shut.
Yeah dude they are going to torture every Bitcoin Holder
^ This. Or imprisonment in a work camp until you cough up. Sucks to be you if you genuinely don't have it. Stalin had his "Gold Rush" in the same year as Roosevelt, but Stalin had the machinery ready to go to torture the gold out of everyone, and Roosevelt did not (but Roosevelt had KYC records to go after). https://cloudflare-ipfs.com/ipfs/bafykbzacebpot3j4kkfgcq5kcwhjcp6t4lggtgnyz62xzmnpk4c5cwxbrbnfy?filename=%281%29%20Aleksandr%20Solzhenitsyn_%20Jordan%20B.%20Peterson%20-%20The%20Gulag%20Archipelago%20%28Vintage%20Classics%29.pdf Current Western governments have both sets of capabilities. Avoid KYC!