Dave Winer pointed to this article over on Twitter and it's a great read on the foibles of patent protection on ideas.
I hadn't heard of what Myhrvold was doing before but when I read it, I cringed at the thought and how those people were just screwed simply for discussing ideas.
Makes me glad that Da Vinci wasn't around to get all of his ideas patented - then where would we be?
Techdirt: Ideas Are Everywhere... So Why Do We Limit Them?
Too bad Gladwell didn't get it. i