
Several years ago, I attended a conference haptic technology. There is the usual array of ridiculous gadgets that are technically only meet the definition haptic (lively dog collar when the dog leaves the house, the stylus that vibrates when you press it) but buried way to the back is supposed to be tactile touchscreen - and it worked! The device vibrates at various frequencies basically knock your finger from the screen several times per second, effectively adjust the friction between the finger and the glass. As I moved from the real image to image ice, my finger slipped seem appropriate, and while that may not be what you would call...