By Garrett Holthaus, Technical Writer From a young age, I enjoyed the detective work of diagnosing and fixing a broken system–electronics, in my case. There was something fulfilling about taking a silent radio and getting it playing again, sometimes with only a few dollars' worth of replacement parts. So, it wasn't a stretch to shift from post-failure analysis to pre-failure analysis in my first job out of college, as a microprocessor validation engineer. I ran tests on a simulator to find hardw...