I think you nailed it. Here’s more to add to your list of psychological observations. His diction and sentence structure are very childish. According to AI, his writing is around a 3rd or 4th grade reading level. The same applies to his thought patterns. His insults rely on childish slurs that match the grammar school intellect, and he repeats the same simplistic attacks over and over. Since he really knows nothing about the people he’s attacking, he falls back on projecting the things he appears to dislike about himself: being lonely, having no friends, lacking money, struggling with his sexual identity, and having no meaningful hobbies, interests, or life experiences. He’s also obsessed with Thailand. He almost seems to stalk the country, mainly because it’s inexpensive and because the locals will often smile politely rather than engage with him directly. They’re also generally very good at tolerating fragile egos that lead to defensive behavior. He interprets that as admiration, so he praises the locals while resenting foreigners who recognize the anger and misery behind his behavior. He’s not unique, though. I’ve met many people like that in Thailand over the years. They’re reclusive, have no sense of humor, and carry a lot of unresolved issues. They can blend in, and with a bit of money, they can dull their anger and pain for a while. Most of them don’t spend their time online, however. That’s what makes him somewhat of an anomaly. The underlying cause of it all often stems from an enduring psychological condition, possibly compounded by rejection from his parents.