The romantic notion that the US can rapidly pivot its industrial base for war is a misleading myth. Today's weapons are vastly more complex and reliant on fragile global supply chains for components that are controlled by adversaries, making a WWII-style industrial mobilization impossible without years of preparation.

The push to build defense systems in America reveals that critical sub-components, like rocket motors or high-powered amplifiers, are no longer manufactured domestically at scale. This forces new defense companies to vertically integrate and build their own factories, essentially rebuilding parts of the industrial base themselves.

The US won World War II largely due to its unparalleled manufacturing capacity. Today, that strategic advantage has been ceded to China. In a potential conflict, the US would face an adversary that mirrors its own historical strength, creating a critical national security vulnerability.

The US defense industry's error was creating a separate, "exquisite" industrial base. The solution is designing weapons that can be built using existing, scalable commercial manufacturing techniques, mirroring the successful approach used during World War II.

Before the defense industry hyper-specialized post-1989, dual-use companies like Chrysler built both minivans and missiles. This meant every consumer car purchase indirectly subsidized America's defense manufacturing base—a crucial advantage that has since been lost as specialists now dominate the sector.

The current defense model, where the designer is the sole manufacturer, creates production bottlenecks. Adopting a modular approach—where one company designs and multiple companies can manufacture, as with the WWII Jeep—is crucial for rapidly scaling production and building a resilient supply chain.

Post-WWII, 94% of major weapons spending went to dual-purpose companies like Chrysler (missiles) and Ford (satellites). The modern defense industrial base, comprised of pure-play specialists, is a recent development that has reduced manufacturing scale, flexibility, and innovation.

To ensure wartime scalability, Anduril designs systems like fighter jets to be manufacturable on existing industrial lines (e.g., Ford plants). This avoids building specialized factories and leverages the country's current industrial base, a key lesson from WWII for enabling rapid, massive production.

The decisive advantage in future conflicts will not be just technological superiority, but the ability to mass-produce weapons efficiently. After decades of offshoring manufacturing, re-industrializing the US to produce hardware at scale is Anduril's core strategic focus, viewing the factory itself as the ultimate weapon.