vision of the future" concept videos, and designer Bret Victor tears it apart limb from limb. And the limb, in this case is the hand: Bret makes the case that touchscreens make pitifully insufficient use of the versatile and capable human hand. It's true: simply sliding around Pictures Under Glass (as he calls them) like in the top screengrabs from the video is such a limited interaction, when the hand can do so many things as shown in the bottom rows of photos. Let's hope the future isn't just the same iPad-style interaction model we have now, extended to every possible surface - that's just the present, mindlessly multiplied to aggravating infinity. Read Bret's rant, and demand something better!