Can an operating system just be an operating system and not force ads into its user interface? Microsoft has already answered this as a NO, so I guess we already know the answer to your question from Microsoft’s perspective.
Re: Windows, if we're not paying for it anymore are we still the customer? Even if that's a yes, it represents a cost for msft, so they seem to be looking to extract any amount of value out of it that they can. I doubt I'll use it past Win10, the downsides just keep piling up.
https://www.microsoft.com/en-us/d/windows-11-pro/dg7gmgf0d8h...