Thank you. I just did some searching and there seems to be a sub-theme of those that say the Targareyns are most likely immune (theory based on several interpretations of passages in the books). And now, we have the theory that Tyrion didn't catch the Greyscale because he is now assumed to be part Targaryen. (Jorah…

I haven't seen anyone discuss the following yet: When Daenerys was being surrounded by the Dothraki, she dropped the double-pearl ring she was wearing on the ground. Later, Jorah found the ring and was seen fondling it while he was in search of her. Greyscale is contagious on inanimate objects so why (in the scene…