There is a simple answer. High-tech collision-prevention systems on cars help prevent crashes but cost a lot to repair!
New cars loaded with high-tech crash-prevention gear are having a perverse effect on car-insurance costs: They are soaring. Safety features such as autonomous braking and systems to prevent drivers from drifting out of their lanes are increasingly available on vehicles rolling off assembly lines. Auto companies and third-party researchers say these features help prevent crashes and are building blocks to self-driving cars. But...
https://www.wsj.com/articles/why-your-extra-safe-car-costs-more-to-insure-1491211803
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