Galileo, Newton, Benjamin Franklin, and George Washington, never saw: -- a TV -- a radio -- a car -- a telephone -- a light bulb -- a battery -- a computer -- a tablet -- a CD or a DVD -- a cellphone -- a 'smartphone' -- a blow-dryer -- a train -- an airplane -- a boat with a motor -- a hang glider -- a microwave -- anything with an electric cord or plug on it -- anything with a speaker or ear-buds on it -- an electric stove -- an air conditioner -- a refrigerator -- a freezer -- a tomato in the Winter -- ice in the Summer