Umm, acktually tankie, don't you know that authoritarianism bad? So a vanguard party is exactly the same as billionaires ruling everything? Of course, it's actually much worse as well, so we should oppose it much more than we do capitalism, both sides bad, but evil authoritarian tankies worse!

It's difficult enough for leftists to read theory. The chance any lib has a basic understanding of what leftist terms actually mean approaches zero.

They don't know what bourgeoisie means, they just think "have power = burgie", "not working in factory = burgie", and don't even think to discuss class position of inteligentsia with them.