This is a great idea

  [politics]
  us-conservative: http://drudgereport.com/
  us-conservative: http://foxnews.com/
  us-liberal: http://huffingtonpost.com/
  us-liberal: http://dailykos.com/
  us-neutral: http://english.aljazeera.net/
  us-neutral: http://bbc.co.uk/

  [timewasting]
  tech: http://news.ycombinator.com/
  tech: http://programming.reddit.com/
  tech: http://infoq.com/
  misc: http://boingboing.net/
  misc: http://metafilter.com/
  startups: http://news.ycombinator.com/classic/
  startups: http://startups.reddit.com/
  business: http://www.businessinsider.com/
  business: http://economist.com/