It seems that smartphone ownership (which is steadily increasing) is more of a factor of age than income (though both are a factor): http://www.nielsen.com/cont

It seems that smartphone ownership (which is steadily increasing) is more of a factor of age than income (though both are a factor): http://www.nielsen.com/content/dam/corporate/us/en/newswire/uploads/2012/02/SmartPhone_income-and-age1.png http://www.nielsen.com/content/dam/corporate/us/en/newswire/...