
8 Part One • Theory
features, the more likely the product will meet your needs.
And if you bought the first version because it met 80% of your
needs and the closest competitor met only 75% of those needs,
then when the upgrade comes around you’ll be likely to go for
it as long as the feature list continues to expand. At the same
time, feature-rich software that uses proprietary standards is
vulnerable to software that is disruptive in supporting open
standards and allowing users to choose their own features.
By gaining early control of the operating system for computers
based on the Intel 8086/08x86 processor family, Microsoft’s
Disk Operating System