Not only that, but not as many Mac users are gaming on their laptop, which is a strong reason to need good benchmarks. If I'm buying a laptop it's really the user experience and battery life that I care about. Any CPU heavy tasks I can do on my desktop computer or an EC2 instance.
By the way, I assume this article is partly about gaming because of the preview image, but I was unable to read it on mobile thanks to all the popups.