"(iii) to install, use and run up to two (2) additional copies or instances of the Apple Software
within virtual operating system environments on each Mac Computer you own or control that is
already running the Apple Software, for purposes of: (a) software development; (b) testing during
software development; (c) using macOS Server; or (d) personal, non-commercial use."
I lost interest in Apple over a decade ago. Too many restrictions, and overpriced hardware. Plus, they've never once made a serious play in the server space (nobody uses OSX Server unless they really have to).
https://www.apple.com/legal/sla/docs/macOSCatalina.pdf