Leftists yeah, liberals it depends on the instance. The difference between those terms means a lot more here than on reddit. Plenty would argue successfully that liberals aren't left at all but then we're getting into anti capitalist theory which isn't very practical in a capitalist society. But most lemmy communists seem to be of the Soviet and Chinese variety, so you know, not really communist at all but definitely anti capitalist authoritarian.

Nope, they've caught on and now use plenty of alt accounts from several instances.