When the students are no longer allowed to talk to the programmer because he's got to finish up the autonomous mode
When you start replacing steel bolts with aluminum bolts just because you know in the end it
will matter
When you realize that an all black background for your side panels will add weight because of the extra toner
When the large deadweight hammer becomes a viable programming tool
When you have recurring nightmares about your robot being destroyed in a scrimmage, days after it happened and was fixed
When you almost have an aneurism when the scale reads 290 and you don't realize there's an engineer crawling around on it
When you get teary-eyed about the time the robot is supposed to ship