If it turns out that too many people are disconnecting their tv, the manufacturer would merely add in a sim card.
They don't yet ATM because they don't need to - too many people are stupidly connecting their wifi.
They don't yet ATM because they don't need to - too many people are stupidly connecting their wifi.
Or silently use your neighbor's tv (of the same brand or cross-brand network pact) as access point. Not for streaming video, but just for the tracking.
This is where we're headed.
The free market doesn't seem so keen on modifications, see phones, laptops etc. All walled gardens where even repair is discouraged.