After pushing AV1 codec, Google goes after Dolby with HDR and audio standards
Google can do basically whatever it wants regarding video and web standards. YouTube is the world's most popular video site. Chrome is the world's most popular browser. Android is the world's most popular operating system. Anything Google wants to roll out can immediately have a sizable user base of clients, servers, and content.
https://arstechnica.com/gadgets/2022/09/google-and-youtube-to-take-on-dolby-with-free-hdr-and-audio-standards/