Коляска прогулочная Casualplay "Loop Black Plum"

The person is to any find hairline cracks that may be in the negatives and to paint over them with black ink. One day, the woman who was doing this work noticed a strange looping pattern in the line she was following. Deciding that it couldn't be correct, she notified the department head. He first dismissed the idea that she could have found anything substantive, but at her insistence took the time to investigate further. As it turned out, a circuit drawing error had resulted in two signals being tied together. The error showed up in the original circuit design. It had somehow slipped past all the design, drawing, and board layout reviews. I wish to draw two morals from this story: The first is that everyone on a project is in a position to detect a mistake, regardless of the type of system being designed. The second is a lead-in to a key topic in the next chapter: After a person detects a mistake, the cost of getting that information to the right person starts to drive the cost of the project. I close this section with this summary from NASA's "Deorbit flight software lessons learned" (NASA 1998, my italics added for emphasis). "Perhaps most important for the long term, during the course of the project, a capable core team for rapid development of GN&C systems evolved ...»