They went so far as to write a blog officially taking a position on the issue: https://blogs.windows.com/msedgedev/2020/10/14/extension-manifest-chromium-edge/

They went so far as to write a blog officially taking a position on the issue: https://blogs.windows.com/msedgedev/2020/10/14/extension-manifest-chromium-edge/ https://blogs.windows.com/msedgedev/2020/10/14/extension-man...