Stamping Chinese banknotes with censorship-busting QR codes

Stamping Chinese banknotes with censorship-busting QR codes

Bitcoin theft via aired QR codes

A news reporter for Bloomberg, after doing a piece about Bitcoin, gave his co-hosts gift vouchers in the popular cryptocurrency. The mistake was revealing the QR codes which contain enough information for the bitcoins to be taken – comparable to waving your bank account details around.

QR codes, enabling information to be snapped easily, even if it is the contents of your digital wallet.

Wounded QR code

Wounded QR code

Scientist use QR Codes to protect the worlds data for millennia.

Optical or magnetic storage can prove unreliable over these kind of extended time periods, so scientists as part of the ‘The Human Document Project’ are trying to create something informationally dense to preserve historical data and durable enough to survive almost indefinitely. [MIT Detailed overview]