usage example - 2 min short video : http://www.youtube.com/watch?v=YZ-pqo0cLcE also see : http://en.wikipedia.org/wiki/Bitcoin ---------- Forwarded message ---------- From: S Date: Mon, Oct 31, 2011 at 12:16 AM Subject: Re: building critical network of users : "Meta-Civilization" game To: this could be facilitated by using QR codes on the business cards and website. then when you meet in real life they can either scan a business card or your phone's screen (which is displaying the QR code while logged into the system) to visit your profile and exchange needs/wants or even payment (ex: bitcoins) http://www.youtube.com/watch?v=YZ-pqo0cLcE you can imagine this is possible to integrate with the re-designed netention system i sent you a link to try