Coat of Arms 2

A coat of arms for the 21st century (but a 20th century palette):

You can test it at ZXing.org.

QR Codes

I've been looking at QR codes recently. I'm intrigued at the idea of being able to customise them by deliberately obscuring sections, in the knowledge that the contents can be reconstructed via error correction. In experimentation, I've created two images that are successfully-decoded URLs:

 The latter is more impressive, in my opinion, as it is only Version 2, with low data redundancy.