The one part I disagree with is:
> A lot of these things do find some modest niche to survive in. But none really take over the world as originally forecast by the hype wave.
One of Blow's critique of C++ is specifically that it's trying to be the everything language. Jai's goal is to be for video game development, and that's it. Not for embedded systems, not kernels, not drivers, not high performance computing, not operating systems. Just video games.