People are lazy, People are into convenience, People are time constrained, People are wanting to be "better" than the Jones's. People want to fit in... Take your pick... That's some of the reasons why the car culture is here. Same with the difference in riding oxen, burrows, horses, in yester years, there is a class mentality that makes people want to "show" their "success" It's how it works, and with todays advertising...