My favorite is "mechanical issue". I use it all the time whenever the build team on my robotics team blames me (i.e., the coder) for an issue on the robot. Bui

My favorite is "mechanical issue". I use it all the time whenever the build team on my robotics team blames me (i.e., the coder) for an issue on the robot. Build Team: DAVID! The robot is continuously driving in circles whenever we turn it on. Me: Must be a mechanical issue