Microsoft is kicking Virtual PC 2007 Service Pack 1 up a notch with a new update designed to enhance existing capabilities as well as resolve issues that survived past the introduction of SP1. In this regard, the Redmond company has made available for download a hotfix rollup package for both the 32-bit and the 64-bit versions of Virtual PC 2007 SP1. According to the software giant, there are a number of three improvements associated wit the hotfix rollup package and numerous bug fixes. More at; http://news.softpedia.com/news/Virtual-PC-2007-SP1-Update-Introduces-Support-for-Vista-SP1-and-XP-SP3-105627.shtml