Although the Google self-driving car prototype revealed Tuesday night may look cute on the outside and strange on the inside, it signals that Google will soon face tough questions about ownership, insurance, and what it means to try to take the wheel of the urban mobility revolution away from Big Auto.

To be sure, the self-driving car technology is far from road ready. By Google’s own admission, it sucks in inclement weather, it can’t drive anywhere without a pre-made map, and to keep it on the right side of the law, it’s only allowed on the streets with two human operators ready to take over.

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