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I think the largest hurdle is designing a GPU that can do both ray tracing and the current system without being absurdly expensive. You need to be able to hand

by Guvante 12y ago

I think the largest hurdle is designing a GPU that can do both ray tracing and the current system without being absurdly expensive. You need to be able to handle existing games as well as the next generation to sell the hardware.

vegedor 12y ago
if the qualitative difference is big enough, no, you wouldn't