Originally Posted by Colmike7

You can plug in a PC to an iMac to use as an external monitor if your PC video card or motherboard has a mDP output. Then target display mode should come up on boot.

(Adapters might work, but I'm not 100%)
Oh, and the iMac should be around 2013 model or newer for the mDP ports..

Originally Posted by Shedevils

For me it's a better setup than going for multiple screens. Certainly less clutter and better cable management. Having a large display area certainly makes it easier to be aware of things. And I usually have the last 1/5 of the screen for Spotify

The USB switch is fantastic. I have the same keyboard and speakers connected to the monitor and they are available to both machines. Then a MX Master mouse connected to both as well. It makes the environment change between OSX or Windows seamless.

No problems running it with Mac or PC: https://www.youtube.com/watch?v=dRSeCKnmCLo