The article seems to say Vizio TVs are better for your privacy than other TVs. The article says Vizio TVs describe ARC in 100 words and people must select accept or decline.
That page you linked to says
>However, you can accept or decline Sony's Bravia privacy policy, as well as one for Samba TV, the ACR technology Sony uses. You have to scroll through the entire Bravia policy before you'll see the options for turning off various data-gathering features, including Sony Smart TV Services, Program Recommendations, Product Improvements, and Advertisements, as well as Samba TV.
This sounds like a harder process.
Vizio was the only company willing to have an employee be interviewed by The Washington Post. Samba didn't even reply to their emails.