Nvidia is moving away from rasterisation to ray/path tracing as as a natural move away from the old tricks used to present a 3d gaming image which has had deminishing returns in graphical quality for the last 8 years.
Expect this to be the start of a crossing over and further h/w, software and games move to this new method. New consoles will utilise hybrid ray/path tracing - See Sony's next gen...
Heh, in 20 years time, you'll probably have to buy an old 2080 to play 'those old games' that used the current method
Hopefully Bluesnews will still be around then to say I told you so