I like watching football natural viagra whole foods Gillet explained that in order for 3D video calling to take place, multiple cameras have to be added to a computer system where they are precisely calibrated and pointed at the right angles to take suitable images. The executive told the BBC that Skype’s research and development teams have been working on this system “in the lab” and “we know how to make it work,” but the current ecosystem of devices such can support 3D technology is limited.