Which innovative product development approach was NOT used in the James Webb Space Telescope's creation?

The James Webb Space Telescope represents one of the most significant product innovations in modern astronomy. Understanding how this cutting-edge observatory was developed and brought to market involves fascinating product development strategies, cross-industry collaboration, and innovative solutions to unprecedented technical challenges. Test your knowledge about this groundbreaking astronomical product that's transforming our view of the universe.

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Agile development methodology with rapid prototype iterations
Cross-industry partnerships between aerospace, optics, and cryogenics specialists
Design for serviceability with modular components that could be upgraded
Origami-inspired folding mechanisms to fit the massive telescope into a rocket fairing