With Windows 10 at the end of its life, Microsoft opens the doors to Windows 11 to unsupported PCs

It’s true that the question arises.

Trap: Will they harass even on non-compatible PCs? (we'll see)
And their “you don’t expect to have updates” remains, so what’s the point of switching to Win11?

If you proceed with installing Windows 11, your PC will no longer be supported and won’t be entitled to receive updates. : this sentence is catastrophic in my opinion, but I wonder if it is not rather in the perspective of manufacturers of branded PCs and motherboards, therefore Windows 11 driver/third-party tools which would not be updated by the tool from the manufacturer rather than Windows Update
But higher up there is his friend “Devices that don't meet these system requirements aren't guaranteed to receive updates, including but not limited to security updates.” , basically we give them to you yes but only if we want

Good news: they themselves give the method to install on PCs that are not compatible Ways to install Windows 11 – Microsoft Support
In practice, on a pc/tower config not exotic it should go well (it works well), but on a laptop with customized stuff and an old wifi I ask to see