Comment Google Groups (Score 1) 538
is the place that I find most rewarding for Hard Algorithm Questions.
Regular Google is cluttered up with SEO crap and dear old experts-exchange. Clicking on the Groups 'tab' gets past all that to a load of really useful stuff that isn't indexed by regular Google.
Of course, you have to wade through the Usenet kooks, but hey, at least that's more fun than paywall sites.
