For sure, it'd be interesting to see why different systems make particular design decisions compared side by side. This is one of the reasons I found older apple HIG docs interesting because they give actual rationale for the decisions, so it doesn't feel arbitrary. It's osx focused, but a lot of it is generally applicable and definitely worth a glance https://blog-geofcrowl-static-images.s3.us-east-1.amazonaws.com/2020-02-17-collection-higs/Apple-OSXHIGuidelines-2009.pdf