This feels like a step in the right direction from this talk on desktop UX. Finally some cool innovation here!

https://youtube.com/watch?v=1fZTOjd_bOQ

It's not quite innovation, from TFA:

> X11 (the X Window System) has its own multi-seat extension called Multi-Pointer X (MPX), which I also had a lot of fun with a couple of years ago.