I'd argue that it's singular in the same sense that Williams[1] is singular, despite have origins which imply it describes a plural concept. Plus, "Windows's" s

I'd argue that it's singular in the same sense that Williams[1] is singular, despite have origins which imply it describes a plural concept. Plus, "Windows's" sounds funny. [1] https://en.wikipedia.org/wiki/Williams_(surname) https://en.wikipedia.org/wiki/Williams_(surname)