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Stocks B / Berkshire Hathaway


Subject:  Re: self-driving cars and GEICO Date:  1/12/2013  12:22 PM
Author:  rationalwalk Number:  197791 of 236308

Trucks could travel 12 inches apart in "platoons" that reduce drag. Fuel savings could reach 15% to 20%.

Isn't that called a train?
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