To say that entire industries are being held back by their fears about the GPL would be closer to what I was getting at.
And not in a way that has anything to do with what Mr. Gurley was claiming. What I'm more worried about is the opportunity to fund innovation that is lost when companies choose to sink resources into reinventing wheels rather than picking open source projects off the shelf.
This seems similar to calling Android "the greatest legal destruction of wealth in history." (http://gizmodo.com/5785983/android-may-be-the-greatest-legal...)