Can we all get a grip here? First of all, GJT needs to stop with his tantrum and act like an adult. All the attitude…
It's not that PS's mother is JSY it is that he was lied for decades by the woman he loved the most and treated the best; and even then she didn't even have the dignity to tell him herself but he had to find out from other people. IMHO he gets to be a little dramatic for a betrayal like that, and PS is a walking breathing reminder of said betrayal
But I did find interesting the story of the shaman Aeng Cho that was finally featured after episode 10