The document discusses smartphones and their impact on productivity, communication, social engagement, and education. It notes that smartphone ownership is increasing, with statistics showing 31% of US mobile users owning smartphones in 2010, rising to a predicted 43% by 2015. Some benefits discussed are increased efficiency, mobility, ability to research on assignments, and improved communication. However, smartphones can also be a distraction and prevent real work from getting done. Overall, the conclusion is that smartphones have improved communication.