>>have been contemplating getting one (and signing up with Microsoft to get the version of Windows that runs on it to play around with
My understanding is that you need a PC with Windows 10 as the Raspberry Pi needs to be controlled by it- not just at setup, but at runtime. IOW not a distinct Windows device.
"... They ne'er cared for us
yet: suffer us to famish, and their store-houses
crammed with grain; make edicts for usury, to
support usurers; repeal daily any wholesome act
established against the rich, and provide more
piercing statutes daily, to chain up and restrain
the poor. If the wars eat us not up, they will; and
there's all the love they bear us."
-- Shakespeare: Coriolanus, Act 1, scene 1