I always liked his "plastics may be the reason for human existence" speculation, which was part of his "the planet doesn't need saving" rant (http://www.youtube

I always liked his "plastics may be the reason for human existence" speculation, which was part of his "the planet doesn't need saving" rant (http://www.youtube.com/watch?v=eScDfYzMEEw http://www.youtube.com/watch?v=eScDfYzMEEw)