The MacOS window manager is so bad that I've resorted to three monitors plus the built in screen. Two monitors have fullscreen terminal emulators and the last has the browser. The built-in screen handles all the distracting stuff whenever I can be bothered to look down at it.

With Xmonad I had 10 spaces on a single laptop screen (actually however many I wanted) with the flick of a button. And yes, I know about hacks like aerospace and the others that require disabling system integrity