Imgur should be awful for nsfw content too as they started deleting/already deleted all of it. I know of imgchest other than Imgur, but don't have too much experience with it
I would suggest you to just play the in-game tutorial and then to learn by dying. Like in Dwarf Fortress, the focus is the story of your town/colony and your every NPC's, and "Losing is fun!"
It may be a drop in the bucket, but the long term effect is that there will be fewer people, much fewer mods and those who will remains won't have the same quality of tools to moderate. And this is happening before they are going public
Vivaldi gang