Hm, there hasn't yet been many responses to the "competition", even though there already have been one or two very good suggestions which I'm grateful for. But people do still have a long time to think of and submit stuff... Shame I lack the wit to think of my own here.
Also, screw readable books. They break player immersion for telling the story, so here's a tiny preview of an extra thing I've been implementing, now that it's possible. I've thought long and hard about the scripts which now gradually appear in the chat window when the player triggers certain events:
Maybe I can find an alternative use for them. Oh and all this time later, I'm still developing resources to use in the map... Textures, game mechanics, how to make areas more varied... But all this thought I'm putting into this will be worth it later on.