This looks similar to most augmented reality apps; not terribly practical today, but with future interfaces it could be great. In 2022 when we have displays in

This looks similar to most augmented reality apps; not terribly practical today, but with future interfaces it could be great. In 2022 when we have displays in glasses and full-body-tracking sensors, you'll be able to activate Paypal with an eye gesture, then make a tossing hand motion to send them money which they "catch". Yes, I did just read Rainbows End...