Yes, there are. Difference is radar/lidar both emit the radiation they use to se... | Hacker News

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		thwd on Oct 10, 2016 \| parent \| context \| favorite \| on: The Dutch Reach: Clever Workaround to Keep Cyclist... Yes, there are. Difference is radar/lidar both emit the radiation they use to see themselves. It's hard to illuminate a car's outside completely from within the car.

hx87 on Oct 10, 2016 [–]

There is also the issue of massive C-pillars mandated by rollover standards and current fashion, which mirrors can't solve by themselves.

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