Microsoft And Sony Announce Vague Cloud Gaming Partnership May 16, 2019 https://kotaku.com/microsoft-and-sony-announce-vague-cloud-gaming-partners-1834821006 Press Release: Sony and Microsoft to explore strategic partnership
Sony's Deal With Microsoft Blindsided Its Own PlayStation Team May 20, 2019 https://www.bloomberg.com/news/arti...d-its-own-playstation-team?srnd=technology-vp
Sega announces strategic alliance with Microsoft on game development November 1, 2021 https://www.onmsft.com/news/sega-announces-strategic-alliance-with-microsoft-on-game-development Sony: SEGA and Microsoft to Explore Strategic Alliance to create New Strategic Titles for SEGA and establish a Next-Generation Development Environment