Well, they might saw the backslash in environmentalist community, that used to be their main supporters.
That's imo a pretty big sudden information.
Personally I think Tesla's (and Elon's, and for that matter everyone's) involvement with cryptocurrency as a serious investment is moronic, driven almost entirely by sci-fi daydreaming rather than by actual principles. But my opinion doesn't matter to anyone else, so *shrug,* I guess.