The document discusses the increasing use of the internet and social media. It provides statistics showing that internet use among adults in the US has risen from 47% in 2000 to 78% in 2011, with the largest increases among older age groups. It examines definitions of social media and reviews common activities like managing social networks, sharing photos, watching videos, and chatting online. Charts show statistics on these activities for US, Italian, and UK internet users. The document argues that blending social networks with training can improve relationships, achievement, and engagement, as supported by case studies and literature. It warns that online learning requires a change in methods to take advantage of social media and avoid "developmental displacement."