This is the VFX concept footage shot to convince Disney to greenlight Tron 2.

Joseph Kosinski originally shot the footage as a test to prove his vision for the long-in-development sequel to the mouse house. 

‘Tron Legacy’ Visual Effects Test Footage is Officially Online

Download it in High Definition here:
http://www.flynnlives.com/media/video/0xendgame.aspx