I think there’s misconceptions, trust being put in the wrong place, unawareness involved, or simply they don’t think it through, rather than not caring (anectodal/IMO). E.g. “I don’t have anything to hide, so what if they collect everything”.
If we could build a tool to gather such info, that’s easily accessible and for free, to show all the data available on you in the marketplace - that might make them uncomfortable. And then perhaps they’ll start to try and understand why they’re uncomfortable, and why this is bad.
At least you should be able to block its mac address