"But it would be very noteworthy if someone had the capability to change an industry twice." - VR is a part of his original vision, it's just that hardware was

"But it would be very noteworthy if someone had the capability to change an industry twice." - VR is a part of his original vision, it's just that hardware was not ready. Even if he peaked as a coder he is still invaluable as an expert in graphics and gamedev. Especially with low-level coding around those areas. A great attractor of future tech talent to the company as well I guess. He also improves the image of the company in the eyes of hardcore gamers and geeks: 'OK, they sold to Facebook, but Carmack is still there and he is not a sell-out, so maybe it will turn out OK.'