It's a nice story with nice message. And it's pretty normal that mistakes happen, especially under pressure and within long shifts. The "mistake" itself is unde

It's a nice story with nice message. And it's pretty normal that mistakes happen, especially under pressure and within long shifts. The "mistake" itself is understandable: what is shocking to me it the multimeter thing. Learning that a mythical "NASA guy" in charge of really serious stuff cannot realize that the multimeter is measuring current, thus it's part of the circuit, and removing it will switch off something.