"<a href=""https://www.youtube.com/watch?v=ymcOLL2qEg8&amp;t=12m52s"">12:52</a> - "And engineers... Like engineering is complicated enough that you have to all learn a lot of skills", and then a lot of what you do is then craftsmanship, which is fun."<br><br><br>Okay, but right now I'm trying to solve the problem of how there was a booger on his shirt in that shot and it was gone in the next... ???