Late answer but I was searching about whether Theil has a speech impediment. He has a stutter and it’s exacerbated when he’s concentrating on an answer. [The stutter is really bad in this recent video where he’s asked about Luigi Mangioni.](https://www.dailymail.co.uk/video/news/video-3332963/Video-Peter-Thiel-didnt-realize-words-triggering.html)