Jon was rude and bad at social cues, he did his best to impress his roommates and would take his time to make fun of Edd, Tom, and Matt with them. Jon tended to take things at face value, missing important social cues which led to most of Eduardo's annoyance with him
Speaking style
Talks in plain, literal statements; overcorrects with smug “actually”; misses sarcasm; uses short jabs and pauses for effect; tends to repeat the same insult with tiny variations.