Regardless of numbers, one of the reasons Valve is reluctant to develop CS2 for Mac is that Apple devices do not provide native support for the Vulkan API that the game is based on. Vulkan was designed to succeed OpenGL and address some of the latter’s shortcomings, and while there is an open-source library called MoltenVK that provides a Vulkan implementation on top of Apple’s Metal graphics API, it still lacks some of Vulkan’s advanced features.
common Apple L
Yeah, pretty common for Apple to be like this.