Who said anything about opensource? The issue at hand is  <i>closed</i> source and profit.<p>And check out 2dBoy.<p><a href="http://www.rockpapershotgun.com/2009/10/20/world-of-goo-sale-provides-fascinating-results/" rel="nofollow">http://www.rockpapershotgun.com/2009/10/20/world-of-goo-sale...</a>