When it comes to content, Google and Facebook are offering us too much candy, and not enough carrots.
That's according to political activist and former MoveOn.org executive director Eli Pariser, who warned that the "invisible algorithmic editing of the web" via personalized search results, news feeds and other customized content is threatening to limit our exposure to new information and narrow our outlook.
http://www.huffingtonpost.com/2011/...