SaaS vs. IaaS: Do the Evolution

Say you’re craving frozen yogurt, but there are two fro-yo shops, Yin’s and Yang’s, in your neighborhood and you don’t know which is better. You decide to check out their websites in order to make up your mind. Both describe how their product melts in your mouth, how friendly their employees are, and how cozy their seating is. But Yang’s also mentions that it generates its own electricity and builds its own freezers. That would probably strike you as odd.

A hundred years ago, Yang’s model wouldn