Facebook Has More Than 600 Million Users

Users aren't "revenue," and neither are "eyeballs." But it can help. Facebook has 600 million monthly active users, according to a document Goldman Sachs is showing clients interested in investing in Facebook.

To the extent that Facebook increasingly is seen as a useful advertising venue, those users or eyeballs are going to be important, at some point.

Facebook Has More Than 600 Million Users, Goldman Tells Clients