Oneupweb's "Straight Up Search" blog just wrote a post about the supposed upcoming world domination of QR codes... or not. It's going to be a crazy world plastered all over with those little tags, except Lawrence concurs with the benefits of digital watermarking.

True, true, nobody wants to get a digital watermarked tattoo applied to their clavicle, but otherwise there's a compelling argument for the fresh persepective and advantage of imperceptibility (brand preservation, multiple links, etc...).