The document discusses mobile internet usage trends from 2008-2009. It finds that the iPhone increased mobile internet consumption 13-fold. The US mobile internet audience is split evenly between those over 35 and under 35. Additionally, there are about as many teenagers using mobile internet as those over 55. iPhone users in Europe were more likely to access news, search engines, videos, social media and music compared to other smartphone users. The document also briefly discusses mobile commerce and advertising.