For the record, these days most new cars here are fitted with a device that stores speed, traction information, etc on a regular basis. If the computer senses of impact or accident, it stores the information long-term — kind of like an automotive black box. It’s been used to prosecute people here in the last couple of years and there’s been a lot of brouhaha over whether it’s a violation of privacy, etc. They’re isolated cases, few and far between, but still…