When a Borrowed Ride Turned My Black Box Score into a Nightmare

https://bmmagazine.co.uk/business/whats-the-difference-between-black-box-insurance-and-telematics/

When a Borrowed Ride Tanked My Insurance Score: My Mario Kart Moment I lent my car to a friend for an afternoon. He called me later, laughing, "Sorry, I treated it like Mario Kart