HTC and Valve show the world the first game developed specifically for the display of augmented reality, Vive VR.  Mobile World Congress has become an arena for HTC to announce several viewers for augmented reality. After Samsung and Sony, HTC also announced its Vive VR in partnership with Valve, the well-known video game maker of brands such as Half Life or Portal. Today the two companies announced the first game designed specifically for this platform, called The Gallery: Six Elements.  The Vive VR of HTC will see the light this year, and is different from all other viewers for