Bitcoin is not the mark of the beast.
BUT the mark will probably use some sort of "advanced" version of blockchain technology.
Heed the warning and do not take the mark at any cost. Check this video, it may help:
https://www.youtube.com/watch?v=UT02uQS_25sI think crypto's are one of the four horsemen. I think religious folks should all gather at the south pole to wait for sky poppa to come along, should be any day now because no one has been predicting the apocalypse since the bible was made up. Oh make sure to take guns you might need some protection from all the religious crazies down there!