It's where they make their money. Like when a restaurant pushes the desserts on you - the desserts have the highest markup by far on the menu. AWS has a lot of

It's where they make their money. Like when a restaurant pushes the desserts on you - the desserts have the highest markup by far on the menu. AWS has a lot of 'free' services, which still have to be paid for. Some of those free services are things that benefit both the client and AWS, but would be avoided by many if folks had to pay for them (like IAM credentialling)