Tz00
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Tesla is not making money out of LTE connection, so it's fair for them to charge.
And, I think Elon is trying to get their own network in the near future:
TESLARATI on Twitter
So there is no surprise that SpaceX will provide Internet service later on, and Tesla vehicles would benefit from it for FREE again I hope.
Except the antenna isn't small and certainly doesn't use the LTE antenna that are in the existing cars.
Third Row Tesla Podcast on Twitter