As a writer, those are the details I collect (as a stage technician, most of our "solutions" are jerry-rigs!)

My current treasure is how the V1 crews dealt with interference with the magnetic compass from the metal body of the missile. After the thing was on the launch ramp they'd crawl around whanging at it with wooden mallets.

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"You keep using that word. I do not think it means what you think it means."