tag:blogger.com,1999:blog-7182371568763719854.post2462772863469387049..comments2009-02-02T16:49:14.331-08:00Comments on Step Three: Profit!: P2P Money with App Engine, OAuth, and QR Codesblanuhttp://www.blogger.com/profile/10742095104796078540noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-7182371568763719854.post-67763795158443354392009-02-02T16:49:14.331-08:002009-02-02T16:49:14.331-08:00This is awesome stuff, offline vouchers for digita...This is awesome stuff, offline vouchers for digital units of local currency...I want to learn more.<BR/><BR/>MarkMark Herpelhttp://www.blogger.com/profile/16570867131790072001noreply@blogger.com