iPhone OS Accounts for more than 50% of Internet-browsing Smartphone in USA

iPhone OS-based devices are now representing more than 50% of internet-browsing smartphones according to a recent analysis.

Second is RIM OS for Blackberry series (19%) and Windows Mobile-based devices (14%). Fourth is Palm OS (8%) prior is future revision with the release of "Pre".
With such figures, it becomes obvious that flash-based websites will have to develop some iPhone versions of their portal, or that Apple and Adobe find some agreement to allow the entry of the flash format into the iPhone OS.