The Twitter account @NTAuthority has posted a video in which a Pixel 3 XL appears to boot into Windows. The OS' logo shows up at the start of this process, which is followed by not much more than a blue screen with what appears to be a command window. Should the claim prove true, it appears that Windows can run on yet another device not intended to do so.
https://www.notebookcheck.net/Pixel-3-XL-owner-claims-to-have-ported-Windows-to-the-device.413861.0.html