Very big thinkers ponder: "What do you think about machines that think?"

Over at BB pal John Brockman's Edge.org, nearly 200 very smart people, like Daniel C. Dennett, Brian Eno, Alison Gopnik, Nina Jablonski, Peter Norvig, and Rodney Brooks, ponder the EDGE Annual Question of 2015: What do you think about machines that think?