If you're looking for some variation, consider the various Dark Ambient labels on YouTube. It's become my go to music as I've gotten older; I pretty much can't listen to music with vocals anymore.
I believe Stephen King said something along the lines of "Good ideas stick around." I've come to treat it as gospel. Any idea that nags at me over days/weeks/months tends to be worth pursuing.
I was too young to perceive the game like this, but I sure remember how many hours I spent playing it. One of my favourite, maybe I will give it another run someday.
I always thought the original moderation method of Slashdot better; a simple slider that adjusted the thread based on the quality of conversation you desired.