TL;DR: The 2021 Infrastructure Investment and Jobs Act requires all new cars sold after September 2027 to include technology that monitors whether you’re impaired or distracted—and can prevent you from driving. Infrared cameras will track your eyes, breath sensors will measure alcohol, and your car can refuse to start or limit its speed. Privacy advocates warn this biometric data could be shared with insurance companies, law enforcement, or sold to data brokers.
For those unfamiliar: