I think he's 5-10 years too early, although I'm personally happy that all this money is being used to improve the tech more quickly.

At this point it's just a matter of how much money they're willing to burn until they can hit the gold mine of unobtrusive and high fidelity consumer level devices. There's a good chance they run out of steam before then even if they could sustain this level of spending for over a decade. It's hard to stay motivated if adoption stalls.