DLSS 2.0 promises to simplify game integration by providing a single generic neural network that can adapt to any game and engine. However, game developers will still be required to provide the real-time motion vector data on a per-game basis. Nevertheless, Nvidia claims that the overall image quality is much better and performance is almost on par with the first version.
https://www.notebookcheck.net/Nvidia-announces-DLSS-2-0-to-appease-fans-over-Ampere-GPU-delays.458863.0.html