Dashcam footage captured by a camera mounted on a car’s dashboard or rearview mirror is more than a one or two-minute montage of car accidents and near misses posted on YouTube and other social media platforms. Watch one of the videos and think about how persuasive the footage could be. Especially, when presented as evidence in a personal injury lawsuit. Instead of a judge and jurors trying to imagine how an accident occurred from only the sometimes-conflicting testimony of witnesses pre...