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Road, rail, marine, and air transport in U.S. logistics have been the main options. Today, newer technologies have expanded each of the categories beyond the usual alternatives. The Department of Transportation approved driverless technology for local delivery. The possibility of 30-minute delivery calls for the use of robots and drones. Some other tech is being patented and might be realized in the future. Other companies are looking at delivery robots. Even low-tech ideas like “cargo bikes” are being used in large cities.
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