From correspondent AY: 150,000,000 Number of Windows 7 licenses sold, making Windows 7 by far the fastest growing operating system in history. <10 Percentage of US netbooks running Windows in 2008. 96 Percentage of US netbooks running Windows in 2009.
Doing it wrong: Poul-Henning Kamp
Kamp writes to explain that virtual memory behavior can be important for program performance. That is, he explains From the programmer’s standpoint, the working set of information is the smallest collection of information that must be present in main memory