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alcubierredrive

For smartphones, where thinness is very important but area is less so, it would not be unprecedented to make an array of 4 monochromatic cameras and rectify and combine the images computationally.

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Very very cool. I've met Chris and he is a super nice guy.
For the same reasons you mention, ICEs are also crucial to heavy-duty mobile robots (see e.g. Boston Dynamics).