"...once we buy an object — any object — we should own it." Sure, but a purchase often comes with restrictions that you agree to before deciding on the purchase. If you don't agree to the restrictions you can avoid the purchase altogether. I can buy a six hundred thousand dollar house and still not have the right to put a garden gnome on my lawn if I bought in a community with by-laws that prohibit that. "Because man…
Any other manufacturer is free to supply equipment and compete on a different business model. I think we should call this the "Just-market Fallacy" (I just Googled it and I'm not the first person to use the phrase), analogous to the Just-world Fallacy.
In that case the belief is that people get what they deserve. If bad things keep happening to you it must be because you're doing something wrong. Because the world is overall just.
In this case people are willfully encouraging a certain business practice by giving those businesses their money. Then they complain about the business practice they just supported and look to the government to force the businesses to behave differently. They're not being victimized by a harsh world and being told it's their fault. They're willfully victimizing themselves.
This is different if there is some kind of government enforced monopoly interfering in the market. But the end result is the same in that case. The business isn't the problem.