Article in the SMH titled: 'Undery my skin' about NTT, a Japanese communications company who have developed a technology called RedTacton, "which it claims can send data over the skin's surface at speeds of up to 2mbps – equivalent to a fast broadband data connection.
Using RedTacton-enabled devices, music from an MP3 player in your pocket would pass through your clothing and shoot over your body to headphones in your ears. Instead of fiddling with a cable to connect your digital camera to your computer, you could transfer pictures by touching the PC while the camera is around your neck. And since data can pass from one body to another, you could also exchange electronic business cards by shaking hands, trade music files by dancing cheek to cheek, or swap phone numbers just by kissing..."
W: http://www.smh.com.au/news/Icon/Under-my-skin/2005/03/25/1111692610620.html