Originally Posted by
AOD_HitTheThesaurus
It was probably 50% that, and 50% the windows setup process uses a dark pattern to make it seem like using the microsoft account is the only option.
Luckily making another account and then dis-associating the two is pretty easy once you google for it.
I ran into that headache when I wanted to give my laptop to my kid, I tried to make her a user account and windows started this whole rigmarole about creating Family accounts and sending invites to emails and I was like "why the fudge is my decades old hotmail even attached to my windows account, oh yeah windows 10 installer forced it on me....derp"