Building codes were created to protect public health, safety, and welfare.

If you've heard about the recent viral stunt put on the web site for the latest Batman film, you know it's possible to hide codes in an audio file. But did you know it's actually really easy to do?

[SpiralBrain] needed to figure out the coding scheme used by an IR remote control so that he could use it with his own project. He built an IR receiver board for the PICkit 2 and figured out how to… ...