Have you ever had unexplained blue screens or indecipherable hex error codes when using Windows? Well of course, we all have! Now here's an opportunity to find out what happening with your system and how to sort it out. Mark Russinovitch is a Technical Fellow at Microsoft corp and the link below is a video of Mark showing how you can find root causes to unexplained error messages. It's about 70 minutes long but well worth the time investment.