Lessons to Learn from Dashcam Videos

We've all seen dramatic dashcam videos of deadly crashes and close calls. In regular life, however, dashcams tend to serve a more mundane purpose: to provide evidence in case of accidents. In fact, in the areas where dashcams are prevalent, one of the key selling points is defense against insurance fraud. But is that all that dashcams are good for? Surely there's more to dashcam footage than just "oh wow, wow dude, ouch".