Rich loves Windows. And Linux. And Unix. On the Mac:
Thanks to Intel Inside there are multiple ways for Apple’s Mac customers to stay deeply involved in the Windows ecosystem. The Mac and macOS Catalina comes with the dual boot Boot Camp feature which lets any from the past decade to run Windows; or various flavor of Linux.
What if you have 32-bit apps that won’t run on macOS Catalina?
A Mac running a separate partition or an external SSD or disk drive can also run an older version of macOS which can run older 32-bit apps. That’s what I do. I have half a dozen older 32-bit apps and plugins which will not upgrade to macOS Catalina.