You missed out on some fun ones: FVWM, StumpWM, dwm, and w9wm. I tend to switch window managers every few months... but I've used all of those for years. Which

You missed out on some fun ones: FVWM, StumpWM, dwm, and w9wm. I tend to switch window managers every few months... but I've used all of those for years. Which one did you end up preferring?