Facebook co-founder Eduardo Saverin, a Brazilian who immigrated to the US as a boy to avoid kidnapping plots, has ditched his U.S. citizenship ahead of Facebook’s mega IPO. Saverin, said to own a 4 or 5 percent stake, will become an instant billionaire when the goes public in its mega IPO... [[ This is a content summary only. Visit my website for full links, other content, and more! ]]