Earlier quoted context omitted.
This presumes that, now or later, there won't be an on-screen message that can't be dismissed saying "Sign in to a Walmart account to enable all TV features." There's plenty of ways they can interfere with attempts to use the TV in "dumb" mode. Heck it could refuse to show any video at all til you've signed in.
Yep. I bought a Samsung TV that I never even put online. It pops up with a half-screen display that lasts for 2 minutes every time I turn it on . Never again.
Except SSDs, I guess. Would be nice if I could meaningfully reject all products from a given company. I'm sure they'll someday cram ads and spyware into those also.