>>904
発狂し過ぎて日本語がおかしいぞ

これでも読んどけ
https://www.eurogamer.net/articles/digitalfoundry-2017-xbox-one-x-back-compat-how-does-it-actually-work

最近発表された公式ブログ
https://news.xbox.com/en-us/2020/05/28/xbox-series-x-next-generation-backward-compatibility/


All of these advances happen at the platform level and require no additional work from title developers.