I don't think this is dystopia at all. Many of your points are valid, and I believe that far too few people consider them.
From their FAQ:
"We'll never sell your information to anyone and we don’t use your personal health information to market or advertise other products available on Amazon.com."
If I were... Evil... I would have chosen the word "don't" instead of "won't", so Amazon could change their mind on some arbitrary day, delete the part that says they don't use it for marketing... and just like that... tens of thousands of Alexas are advertising herpes meds at inconvenient times.
Data breaches are also a bit more... concerning... with medical information.
From their FAQ: "We'll never sell your information to anyone and we don’t use your personal health information to market or advertise other products available on Amazon.com."
If I were... Evil... I would have chosen the word "don't" instead of "won't", so Amazon could change their mind on some arbitrary day, delete the part that says they don't use it for marketing... and just like that... tens of thousands of Alexas are advertising herpes meds at inconvenient times.
Data breaches are also a bit more... concerning... with medical information.