Ray tracing, or the technology that simulates the real-life behavior of light, has been around for a while now. Using ray tracing global illumination to light up a virtual world is also nothing new, although only next-gen consoles and the latest video cards can handle the technology. And that's kind of the problem. Ray tracing is great, but it’s new, and like every new technology, we’re still figuring out ways to make it better.
Thankfully, the folks over at Nvidia are a crafty bunch. DLSS
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