This image, easily generated at Nokia Barcode Generator site contains links to my site.
Anyone with a barcode reader can zap the images and instantly ‘read’ the information and save to contacts.
Also works with text and links.
Could we see all business cards looking like this one day. Or profile images on social networking sites replaces by the picture that tells a thousand words.
Badges at conferences could be far more interesting, and a great ice breaker as people get close to zap each other.