This game has been Greenlit by the Community!

The community has shown their interest in this game. Valve has reached out to this developer to start moving things toward release on Steam.

Cuebox : The Real 3D Pool
Cuebox is available on the App Store and Google Play
November 29, 2013 - 3rdworldgames

Mobile version of the game is available on major marketplaces:
App Store:
https://itunes.apple.com/app/cuebox-3d-pool/id735918826?mt=8
Google Play:
https://play.google.com/store/apps/details?id=com.the3rdworldgames.cuebox