Clever implementation! For anyone looking to do larger/smaller/different data, the Google Charts interface works well: http://code.google.com/apis/chart/image/

Clever implementation! For anyone looking to do larger/smaller/different data, the Google Charts interface works well: http://code.google.com/apis/chart/image/docs/gallery/qr_codes.html http://code.google.com/apis/chart/image/docs/gallery/qr_code...