If you have recently travelled or looked at magazines you have probably seen a strange black and with square shape barcode boxes. Actually you don’t have to go far – recent Mobile Monday in Toronto issued tickets that contained QR code – also known as “Quick Response” code. It is used to code and decode different information: business card, message, URL. Up to 7089 numbers or 4296 alphanumeric characters can be contained in one QR code.

Created by Japanese corporation Denso-Wave in 1994 QR codes have become recently very popular in Japan and in the rest of the World.

All one has to do to read the code is to have special program to decode 2D barcode and you will instantly have in your fingertips information hidden in its pattern. Next time you see it – check again it might be provided by Chilldor!