I wish I understood
the technical niceties, but all I get (I think - I hope) is that it's a revival of the tech used in Rage and that it *could* be practical for games now.
https://fast.wistia.net/embed/iframe/pwg7n7jt2s?popover=true(damn, can't figure how to embed the video, sorry about that)
Hoping someone experienced and willing to dumb it down for people like me is passing by and can tell me if yes or no I should be excited about this. Yep, I get my kick from photo-real game art, obviously.