“It is hard to say. We can only guess. It is possible that memories of trauma may not bother them. “
Yes, he said they will remember they have traumas, but they will never suffer because of that again.
“Even Arahants experience “manāpa/amanāpa” or a sense of “like/dislike” generated by that “distorted saññā.”
Yes, but what he means is that, for example, if an arahant loses his tongue or sense of taste, he or she will never feel sad or confused about it. They will know something is missing or wrong with their body, but they will not be sad about it.