Simon Janes slant.co/c/develop... has identified a niche that stack overflow actively stomps on: discussion of comparative advantages of different things.

Mark Dain I've used wikivs for this in the past: wikivs.com/wiki/ap... but will check this site out as well. The editor question seemed to be an up/down vote though. Is there any discussion?

Simon Janes People add PRO or CON positions to topics and people can comment on those points. Wiki's are naturally going to be much more unstructured.