But as Khoi Nguyen, Symantec's group product manager for its mobile security group, told me, the downside is that this invites the attention of malicious virus writers. "New technologies are being introduced. Lot of these smartphones have Wi-Fi connections and lots of users will go onto Wi-Fi connections or install voice over IP apps on their devices ... It will be interesting to see how that plays out and to see whether hackers try and take advantage. We expect that they will." Chalk it up to the absence of anything approaching the Microsoft "monoculture" in PCs. The smartphone market is fragmented among Symbian, Windows Mobile, Apple, Java, etc. , thus making it harder for writers of malicious code to come up with their incarnation of (literally) a "killer app." Full Article at CNET