Free is a powerful incentive. When I taught a course on web frameworks at the local college, we designed the assignments to ensure that all of the experiments could be done quickly with Amazon Web Services’s collection of free machines. Each student created, built out, and stood up more than a dozen different servers and they didn’t add a penny to their student debt.
This is a good example of why Amazon and the other cloud services offer hundreds of different ways to try out their products. New products are born, tested, poked, and prodded for only the cost of