The Exchange-Blackberry Battle Summary: The Blackberry is the current champ in the PDA market, but it may be under threat from Windows Mobile because Exchange Server 2003 SP2 allows smart phones to scale to a level that the Blackberry can't. July 21, 2005 -- 21:05 GMT (14:05 PDT) Loading... Please wait. Topics: Enterprise Software, Hardware, Mobility, Operating Systems, BlackBerry, Smartphones, Software Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.