Green Day QR code update, using Bee Tagg reader...but even more importantly, Warner Music Group is using 2d barcodes, nice, Warner Music Group uses QR-Codes and BeeTagg services to promote GREEN DAY. <a href="http://www.beetagg.com/news/default.aspx" rel="nofollow" target="_blank">http://www.beetagg.com/news/default.aspx</a>