James Barrat, author of Our Final Invention: Artificial Intelligence and the End of the Human Era, discusses the future of Artificial Intelligence (AI). Barrat takes a look at how to create friendly AI with human characteristics, which other countries are developing AI, and what we could expect with the arrival of the Singularity. He also touches on the evolution of AI and how companies like Google and IBM and government entities like DARPA and the NSA are developing artificial general intelligence devices right now.