1. “The Virtualization Reality: Are hypervisors the new foundation for system software?” Simon Crosby, Xensource and David Brown, Sun Microsystems. Accessed January 2012, http://queue.acm.org/detail.cfm?id=1189289.
2. “Variations of Moore’s Law have been applied to improvement over time in disk drive capacity, display resolution, and network bandwidth. In these and many other cases of digital improvement, doubling happens both quickly and reliably.” Brynjolfsson, Erik; McAfee, Andrew (2011-10-17). Race Against The Machine: How the Digital Revolution is Accelerating Innovation, Driving Productivity, and Irreversibly Transforming Employment and the Economy (Kindle Locations 286-289). Digital Frontier Press. Kindle Edition.