Samsung appears to be adding advertising into released Smart TVs that didn't have any.
Read https://www.daniweb.com/hardware-and-software/threads/509632/fixing-my-not-so-smart-tv#post2225971
Till recently I didn't see much going on in this area but this and other threads seem to show a change in direction by Samsung.
-> Imagine your Smart Car gets an update and now shows adverts on the controls where it didn't before.
Next they'll add this to their refrigerator.
Here's what we want: "No advertising built into the UI."

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