Benjamin Ling, Director of Platform Product Marketing, Facebook
Founded in February 2004, Facebook is the second most-trafficked PHP site in the world and one of the largest MySQL installations anywhere, running thousands of databases. It’s development platform enables companies and engineers to deeply integrate with the Facebook website and gain access to over 66 million active users at last count.
Further readin about the session;
http://www.expertzone.se/dev08/webb.aspx