Touch Tablets and Touch Screens

What do you think of when I say touch tablet or a touch screen? Perhaps a Wacom art tablet? Touch screen devices like an iPad or other tablet device? Or maybe an interactive kiosk (such as for buying commuter tickets). Sure, these are great new technologies. Or are they? Alan Alda might have something to say about that… from about 30 years ago! Read more Touch Tablets and Touch Screens