What non-technical attribute is described as non-negotiable for systematically diagnosing unexpected prototype failures?

Answer

Problem-Solving Prowess based on methodical, data-driven deduction.

The ability to systematically isolate variables using data-driven deduction is paramount when faced with unexpected performance issues, such as capacity fade after a certain number of cycles.

What non-technical attribute is described as non-negotiable for systematically diagnosing unexpected prototype failures?
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