Earlier quoted context omitted.
It's not. The reasoning behind the popularity of MacOS is very well understood: marketing.
What amazes me is that people who pride themselves on being smart when faced with Apple always resort to the laziest and most stupid of explanations for Apple's popularity: "marketing". While marketing does play a bog role, it is still rooted in the reality: Apple makes good products (that are often leagues better than the competition in several areas), and as a whole the experience of using Apple products is better…
All I hear are attributes that are supposed to be better (spoiler, they're not), but always without a single concrete example.