books.google.com - Virtualization has become a “megatrend”—and for good reason. Implementing virtualization allows for more efficient utilization of network server capacity, simpler storage administration, reduced energy costs, and better use of corporate capital. In other words: virtualization helps you save money,...http://books.google.com/books/about/Virtualization_For_Dummies.html?id=2ppZkdmpSlgC&utm_source=gb-gplus-shareVirtualization For Dummies
