Here are billions of things that happen every day.
5 Billion times: the +1 Google button is served (as of October 2011).
4 Billion views: YouTube video views (as of Jan. 23, 2012)
3.6 Billion dollars: dollar increase of the U.S. national debt.
2.7 Billion likes: Facebook “likes” and comments (as of last quarter 2011).
1.7 Billion drinks: servings of Coca-Cola or branded Coke products.
1 Billion searches: Google searches (as of March 2011).
1 Billion buyers: Number of people who have not bought any of my books, but should.