People are downvoting you, because while the Holocaust wasn’t the first nor last genocide, it still is unique. Your initial statement makes two claims, but you only refer to the one less controversial one in your “curious edit”.

This sounds pretty awesome tbh. Will check out the two books mentioned.

I’m actually not that into actual self-hosting (it feels too close to my day job). But i love the idea of it, and actually do host my own RSS Reader: It’s selfoss (PHP + SQLite, so, very simple) and i have been using ever since google reader shut down. It runs on my uberspace.de instance.