Didnt Microsoft tell the press there would be no more Windows versions after 10. The title is "Part of Windows 11 is a revamped WSL". This begs the question, What is (new in) the other part. It is almost as if this marketing is being employed as a distraction.

The disclosed changes to Windows 10 that comprise "Windows 11" sound non-critical, like Firefox changing its UI for the umpteenth time without ever disclosing underlying reasons: https://en.wikipedia.org/wiki/Features_new_to_Windows_11