Microsoft has announced its new features in Xbox Series X that includes front end features like its new Smart Delivery. They also confirmed that programs like Xbox Game Pass and Game Pass Ultimate will continue through next generation as well. through Smart Delivery feature if you upgrade your hardware to Series X you will already own the next-gen version. Smart Delivery is applicable only across first party studios as participation for third parties is voluntary. However, CD Projekt Red has confirmed on Twitter today that Cyberpunk 2077 will support Smart Delivery
Game Pass will be presently focusing on first-party games like Halo Infinite. It is mentioned that the games from all 15 Microsoft worldwide Studios will come to Xbox Game Pass. The Series X will have backward compatibility with previous Xbox generations.
Microsoft will be sharing more Details on Xbox Series X at E3 2020 Presentation.