Back to Melbourne Juggling Convention 2012
A QR code is a 2-dimensional barcode that can be scanned by a smartphone or similar device which can be used to take the user to a webpage. These are useful to put on posters and other promotional material to encourage people to access more information without asking them to type in a URL.
This points to: http://www.jugglingedge.com/event.php?EventID=2742
This points to: http://mjc.juggling.net.au/Melbourne_Juggling_Convention.html