Electronics because progress. The improvements in safety alone are worth it, never mind increases in fuel efficiency, torque, horsepower.
The car can tell you what's wrong, saving time and money in fault-finding. I can select one of thousands of tracks from my ipod while I drive. New sensors allow for amazing advancements such as BMWs adaptive headlights.
The outstanding Sound of Honda video could not have been made without telemetry data from Senna's car.

If you're seriously telling me you can't enjoy driving a modern M because there are "electronics" then you're broken