As long as people are making money nobody cares. Anything that increases sales is good, marketing research is protected under confidentiality by cooperate personhood legal arguments.
If you buy products with the potential for privacy abuse you deserve it and don't expect you will be treated equally to the cooperate personality that conducts this abuse in a court of law even if you have the money for a decent legal advocate and could prove your case.
RE: Google, Amazon Patents Reveal How Your Smart Devices Will Tell Them When You Shower…