I could listen to John talk all day, so I was pretty excited to see this 2 and a half hour interview.
John D. Carmack is an American computer programmer, engineer, and businessman. He co-founded id Software. Carmack was the lead programmer of the id video games Commander Keen, Wolfenstein 3D, Doom, Quake, Rage and their sequels. Carmack is best known for his innovations in 3D graphics. In August 2013, Carmack took the position of CTO at Oculus VR.