If we're talking about practical electric cars that were (or could have been) mass-produced and driven practically, however, then the first electric car was most likely built by Thomas Parker, a British inventor, in 1884.
however roboteconomic s colin lewis did some back of the napkin math to figure out whether drones could save amazon some cash his conclusion yes he believes amazon s average shipping cost is $ 2 to $ 8 with drones if amazon prices it right the cost could be as low as $ 2 a shipment
The threshold for that convenience has just been lifted. As TechCrunch reports, Amazon (amzn) is now requiring online shoppers to spend at least $49 in order to qualify for free shipping, up from $35 previously. Amazon last raised the minimum spending requirement in October 2013, when it went from $25 to $35.