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.

The Tank Game
Patch 0.9.7.2 released!
February 25, 2013 - ttgdev

Update 0.9.7.2 is now out featuring destructible terrain pieces and improved match customization along with updated visuals and effects.

Full info and patch notes [www.desura.com]