Here's an edge.org answer that briefly touches on this - from the other end, by another great physicist, Anton Zeilinger[0]: http://www.edge.org/response-detail

Here's an edge.org answer that briefly touches on this - from the other end, by another great physicist, Anton Zeilinger[0]: http://www.edge.org/response-detail/25548 http://www.edge.org/response-detail/25548 [0] http://en.wikipedia.org/wiki/Anton_Zeilinger http://en.wikipedia.org/wiki/Anton_Zeilinger