The document discusses the increasing prevalence of mobile devices and their impact on internet usage. Some key points made include: - Mobile data traffic in 2011 was 8 times the total internet traffic in 2000. - There will be more cellphones than people in the world by 2012. - In the Middle East and North Africa region, 45% of internet users access the internet through mobile. - The document contrasts the usage of desktops, tablets, and smartphones and how their interaction models and environments differ. - It notes that in the future, more people will access the internet through mobile than desktop PCs.