If there were any significant number of people who would pay for a dumb high end TV, the market would sell them one.

I don't think they would. There are some TV manufacturers that are better about not nagging you (which is one of the reasons why I bought a Sony last year), but as time moves forward, companies have been less likely to leave money on the table. This is just the logical result of capitalism. Regulation will be the only way to protect consumer privacy.

Similarly, air travel gets worse as consumer protection regulations gets rolled back