Re 2.2, a historical note: We had trains long before we had trucks, and people solved the last-mile problem with horses. Trains didn’t decrease horse usage because they were actually complements, not substitutes. Dependence on horses only decreases with the motor vehicle.
Re 2.2, a historical note: We had trains long before we had trucks, and people solved the last-mile problem with horses. Trains didn’t decrease horse usage because they were actually complements, not substitutes. Dependence on horses only decreases with the motor vehicle.