I know all about their business models, yet I couldn't care less how much money Facebook gets from ad clicks. Them making a profit is not directly harming me.

The things that are harming me are a lot more complicated than that, but people don't have the attention span to be educated about such complex issues. It's easier than ever to spread "education" now. The fact that it doesn't stick is not some grand conspiracy – most people simply don't care.