ChangeWave Research announced survey results indicating that the number of iPhone users is catching up to the number of Blackberry/RIM mobile users. iPhone is showing a 30% marketshare which is a two-fold increase over last year. While Blackberry/RIM still have the lead with 40% marketshare, the number of subscribers has leveled off and even dipped slightly over last year. Take a look…

For more, read cnet news article: Survey shows iPhone threatens Blackberry