He's convinced that he has discovered a grand theory of human connection / relationships / energy / physics, and keeps interrupting in conversation to explain how something I've said is just an example of a deeper pattern.
Sadly, this theory of connection is cutting him off from actual connection - he gets so much validation from AI that he believes he has discovered a new world model. But the people around him aren't bought into the vision (mostly because it is bullshit), and so he ends up even more isolated.