koobas.hobune.stream
Anyone using Project Tango? How to make screen sharing?
Using Project Tango & Unity Network. How to make screen sharing? 
Screensharing is painfully problematic. It's not exactly what I'd call a "solved problem" - but it's doable if you're willing to accept some tradeoffs.
Take a look over here: https://medium.com/google-developers/real-time-image-capture-in-unity-458de1364a4c
Mostly, you're going to lose framerate. There's not much you can do to avoid this - you're asking for a lot from the phablet.
