The site does agree with you in the Disclaimer at the bottom of the page:
“The existence of this site shouldn’t be taken as an endorsement to continue using unsupported OSes. You should stick to a supported OS such as Windows 10 or 11 (or, try Linux?!). However, this service exists anyway in recognition that using these OSes is sometimes necessary to run legacy hardware/software, or just interesting to play around with.”
Presumably they knew they would get a lot of https://www.youtube.com/watch?v=lfUEb_neu3U