I was in Maplins yesterday and he was showing me how it worked.... However, being Maplins they haven't got any so I want to see if anyone has given it a go.... You can buy them in the states....
"Reviews" say they are having trouble with drivers, the technology world is lagging behind it.
It looks like they can target people, like surgeons with gloves able to move slides with the wave of the hand.
Maybe there are more people, I'm thinking maybe in the kitchen and your hands are covered in chicken juice and you need to use your tablet or iPad for a good recipe or something.