Microsoft has an AR goggle contract for the US Army, and functioning models of both this and the commercially distributed HoloLens, so you bet VR is in their reach.
They do have HoloLens though.
Those are very much a commodity.
Nvidia and AMD, of $650B and $160B market caps, make commodities?!
I'm not sure what market cap has to do with it? BHP Billiton is an _actual_ commodity (mining) company with a market cap similar to AMD [1]
GPUs aren't commodities in the traditional sense, it's more of a figure of speech to convey how interchangeable and standardized GPUs are nowadays.
Consumer game hardware is small potatoes in the revenue stream of those companies. They might be important to the game-playing consumer, but they're regarded as commodities by industry.