links for 2010-11-15

• Voltier Creative » Reddit’s Astonishing Altruism
  (tags: awesome community cool inspiration)
• 'Controlled Serendipity' Liberates the Web - NYTimes.com
  I don't know if I'd call it 'controlled'. It's really just regular serendipity. Just more actively looking for it. No?
  (tags: crowdsourcing serendipity web filter socialnetwork socialmedia social sharing learning)