Dive summary:

• Booz & Company and Buddy Media combine for a study that finds advertising/promotion, public relations and customer service are the main reasons that 96% of companies plan to increase their investment in social media in 2013.
• The number of internet users between ages 50-64 that used social media daily went from 20% in 2010 to 32% in 2012, according to a Pew Internet survey.
• ComScore report reveals that there are only six countries worldwide that Facebook is not the single most visited site.

From the article:

… While still lagging behind considerably in terms of total users, Twitter's U.S. growth is predicted to be four times greater than Facebook's over the next couple of years. We've yet to really see howGoogle+ will fare and niche sites like the business-oriented LinkedIn continue to grow within their own remits. Plus, Pinterest is growing fast. …