Quantum Navigation via Magnetic fields.
<quote>
Even when the equipment was mounted inside a plane, where interference is much worse, it outperformed existing systems by at least 11x. This is the first time quantum technology has been shown to outperform existing tech in a real-world commercial or military application, a milestone referred to as achieving “quantum advantage."
</quote>
Not only for the military !
https://interestingengineering.com/innovation/australia-firm-gps-less-navigation-system
