And not just to make Nazis lives less pleasant, but so they don’t have such a fucking easy time of finding each other and linking up. If you’re too scared to speak up about how you think the Jews are the problem, you don’t get those views reinforced by other assholes also speaking the same bigotry. The Nazis may have always been there, but it’s a lot worse when they can reinforce each others bigotry and decide that it’s time to actually do something.