I think that is the question of the last two centuries. I do not think there is any set of circumstances that will make the collapse of fascism inevitable, so I am not in the team accelerationist camp.

I think when I look at history building an alternative is usually key. I finished reading Dawn of Everything last month and a point from that that stuck with me is how more egalitarian societies often emerge in reaction to more autharitarian ones, and vice versa.