You purchased a brand new computer; hyper – threaded i5 or i7 with a clock speed of 2.9 GHz quad core, a whole 8 GB RAM and 500 GB hard disk. In the initial months your machine was incredibly fast (of course as you expected). Opening 20 tabs of Mozilla firefox browser simultaneously never interfered with the speed, and even the RAM and CPU hogging google chrome had no effect on the efficiency of your computer. You would play games at any time of the day, not worrying about the display on the task manager, and regardless of how many applications…