The popular Portal game has been successfully ported to Microsoft's HoloLens. A video is available that shows how you can use your gravity gun in order to grab a cube and build portals all over the place.
Valve's Portal 2 is one of the best game title of 2011, and it has managed to sell more than 3 million units worldwide. These sales figure is for all platforms, and the numbers are quite impressive considering the game only came out 2 months only.
It is expected that Portal 2 will outsold the original game in the series, Portal sold 4 million units till now. The news was confirmed by Valve head, "Gabe Newell".