Kind of interesting how quickly tech is moving through touch-based to gesture-based interaction.
I just thought it was funny to compare the comments of the youtube video of the unknown guy vs the celebrity female version. At first it was "OMG gay", five years later it's "OMG revolutionary". Nothing beats a good celebrity endorsement.

Looks fun though. Probably has a big future someday.
Photoshop either version onto a topless Taylor Swift pic and they'll be in stock at Guitar Center by noon tomorrow.