I mean yes, Putin can nuke the Fed and the ECB, but I'm not sure how Bitcoin would help in this case. Or Putin could try to seize the Ukrainian national bank,

I mean yes, Putin can nuke the Fed and the ECB, but I'm not sure how Bitcoin would help in this case. Or Putin could try to seize the Ukrainian national bank, but unless Russia can annex the entire country, that's a bit futile. There are many ways to send money to Ukraine and Ukrainians and Bitcoin seems like the least practical one, on both ends.