"I made components for standoff missile systems for 15 years. This level of redundancy is not uncommon in munitions that fly 200 miles to target with 500 to1000 lb warheads. You don't want it coming down on the good guys.
"Nice work Bill,
I knew by the quality of the video (you used a tripod) you were all about quality. I had a look at your source code and was quite impressed. This will give me the motivation to dust off my STM32Discovery evaluation board and learn…"