His essay on osanwe-kenta says it's not limited by range, just familiarity, like Mind Touch in the Blue Rose RPG. While we see some telepathy in LotR, one doesn't really get a sense of long range communications. Ditto for the Noldor in Beleriand, I don't recall a sense of either using palantiri (supposedly invented by Feanor!) or telepathic cell phones between intimates.
One of the Middle-Earth palantiri was put up in Elostirion and could only look west, back to the Master-Stone in Avallone. This tells me Elrond could have been chatting with his (biological) parents for the past 3000 years. Raise your hand if you ever thought that was implied by the texts...
One of the Middle-Earth palantiri was put up in Elostirion and could only look west, back to the Master-Stone in Avallone. This tells me Elrond could have been chatting with his (biological) parents for the past 3000 years. Raise your hand if you ever thought that was implied by the texts...