And even if there are legal ramifications. The fines are low enough that its a cost of doing business for the most part. Especially in comparison to the amount of money they make spying. Possibly on top of whatever else they sell depending on the business in question.
Most insidious part about the whole thing is the fact that most legal stuff is “licensed” rather than owned. A convenient legal fiction to allow them to revoke access at any time and (likely) keep your money.
Lg TVs do occasionally nag you about connecting to the internet but are otherwise fine completely disconnected.