Yes, this greater efficiency have affected the costs for the consumer because more people work on the same model in order to prepare in less time. If a person wants a car on urgent basis so the company spend more focus on the vehicle and the company takes more money for the car. So we can say that if the time dropped from 12 hours to 93 minutes then the cost of the car will be increases for the consumer.
The railroad became a way for companies to ship to each other from across the country, transport raw materials to factories, and send final products to consumers.
The first reason why the Colonists were there was to either restart their life or to get away from British taxing. When they showed up again to make order they took control of the government and started to tax people(intolerable Acts). The colonists wanted no British presence.