If that's the TL;DR, it don't make a lot of sense. Microsoft/Google/whoever is going to use what makes the most sense for a given set of applications/etc they

If that's the TL;DR, it don't make a lot of sense. Microsoft/Google/whoever is going to use what makes the most sense for a given set of applications/etc they have, whether it's CPU's, GPU's, FPGA's, ASIC's, or massive armies of intelligent pigeons. I'm not sure why one would think all of them don't do all of them :) (in fact, i'd pretty much guarantee it)