Which can't be bought by individuals. And even then, buy the same OS again so that it can run on the same hardware?
And although I personally am a fan of LTSC it isn't what your typical user would expect.
Besides, the problem isn't primarily about the computer geek that like to fiddle with the computer. But the single parent on a tight budget and no interest in computers. Your grandparents etc.
And no, in many cases you can't install windows 11.
You won't find the problem if you don't want to.