The Macintosh platform hasn't exactly achieved wide acceptance in the corporate world. Of course, Macs make great office machines, despite all the usual stereotypes about how they're ideal for individual and educational use. But though it's true that Macs have made significant gains in connectivity with enterprise systems over the years, including Windows 2003 networks and Exchange Servers, they don't work seamlessly with BlackBerry handhelds, at least not out of the box. Fortunately, PocketMac for BlackBerry 4.0 is a free app that alleviates this problem—though not as smoothly as I had hoped.