If you take into account the bathtub curve ( http://en.wikipedia.org/wiki/Bathtub_curve http://en.wikipedia.org/wiki/Bathtub_curve ) then using a trusty old com

If you take into account the bathtub curve ( http://en.wikipedia.org/wiki/Bathtub_curve http://en.wikipedia.org/wiki/Bathtub_curve ) then using a trusty old computer is a very good way to start.