Nuclear Phynance is usually trotted out as the finance equivalent, but it's a forum. http://www.nuclearphynance.com/ Hacker News is really the best business-of-software site. http://inbound.org/ is essentially Hacker News for SEO/internet marketing. For market news, it depends on what you want, but http://caps.fool.com/ is good coverage and socially-driven. Unlike HN, it has built-in features to show if a user's pred…
Shouldn't forget the BoS forum: