Apple expected to have 100M iPhone subscribers by end of 2011
With a total user install base of 30 million at the end of 2009, Apple's number of active iPhone subscribers is expected by one prominent analyst to more than triple to 100 million by the end of 2011.
http://feeds.appleinsider.com/click.phdo?i=ce16c63824e8ab86bcf3849a0a92b3d4