Comment Re:social shopping yes - social network no (Score 1) 271
have you ever been on YouTube?
"Hugo Ortega of UberTablet provides us with an in-depth look at "Surface Wave Technology", a touchscreen that "registers coordinates by interacting with a sound wave that crosses the screen." Video after the jump. Quite literally X and Y coordinates (cursor movements) are recorded by someone breaking this Sound Wave by placing their finger on the screen
Solutions are obvious if one only has the optical power to observe them over the horizon. -- K.A. Arsdall