The past year and a half has been a period of big changes for the Engadget Show, eschewing our longstanding studio format for a new kind of program that's given us the freedom to travel the world, in search of bigger, deeper stories. We spent the year speaking to some of tech's top minds -- abstract thinkers like Douglas Rushkoff and DJ Spooky, representatives from leading companies like Google and Sony, modders like Ben Heck and researcher