Earlier quoted context omitted.
What business model do MIT licensed projects even have? If you want to offer support contracts and actually make people use them, don't use MIT. You can't have you cake (accepting public contributions and free labor) and eat it (sole profiteering) too.
RMS addressed the business model from the very beginning: it's services and consulting. He practiced what he preached. You might think that's got a very low ceiling. But, even though it's a bad example in many ways, OpenAI showed that the ceiling is very high. And if you're morally flexible even higher.
When a bigger entity (e.g. AWS) decides to undercut the original creator/vendor (e.g. redis,elastic search), MIT code des not help.