they should run a project with the future in mind. an envelope that reduces the backscatter of rfid transmitters from one's person to the street. this would (hopefully) allow a person to walk down a busy street of vending machines and storefronts with out becoming a target for overwhelming advertising directed at you and your tastes, as displayed by commercial tracking of spending habits collected via rfid. a handy addition at a later date would be to become your favourite celebrities rfid "ghost" and feel like for a day as you wander by automated greetings and advertising.