According to Netcraft there are approximately 644 million active websites right now. It thus becomes impossible to be informed on everything and one has to therefore be selective as stated by Scott Hanselman about it's what you ignore that matters more than what you pay attention to. To that effect I might as well make a post on the sites that I frequent or get utility from in case I forget or can help someone out.
.NET
Tech Videos
Optimization
Question/ Answer
Converting Video For The Web
General Web
Search Engine Optimization
Real Life Events
Hacker Ranting
News
This is by no means an exhaustive list however, these are the ones that come to mind right now.