https://arstechnica.com/gadgets/2021/02/the-worlds-second-most-popular-desktop-operating-system-isnt-macos-anymore/

For ages now, every annual report on desktop operating system market share has had the same top two contenders: Microsoft's Windows in a commanding lead at number one and Apple's macOS in distant second place. But in 2020, Chrome OS became the second-most popular OS, and Apple fell to third.