Ever found yourself wanting a cool barcode tattoo like Agent 17 from the movie Hitman? Consistently looking for new ways to store all your "medical" information directly (quite literally) on your person at all times? Dissatisfied with your VeriChip's performance?
First there were electronic stick-on tattoos with stretchable batteries - now the electronic sensors can be printed directly onto - and soon into - human skin.
Welcome to the world of "epidermal electronics" as introduced by John Rogers, a materials scientist at the University of Illinois (U-C).