Return to the building and approach the shredder in the hall (right sideofthedesk; zoom). Insert the mask and after a while open the lid and take the cut mask fragments.
Any number of people standing in front of it can put their hands on the screen and "paint, " or pull up satellite maps and zoom in on different locations, open and collapse multiple windows of Web video.
Using voice commands, the user can order the device to open files, check emails or zoom in with the camera to look in closer detail at what's in front of them.