Now, Lawrence has told Stan this joke a zillion times, because Lawrence has learned about science mishaps the hard way.
They watch the video.
Stan drawls, "Science can tell you how to build a robot that plays ball. Athletics can tell you why this might be a bad idea."
This is what happens when you build bridges over the geek/jock divide. Stan can actually explain why that happened, and why it would be hard to code around it, because he understands playing ball in a way that the programmer clearly does not.