[black6]

Every video I've seen, too, has been from some sort of electronic sensor. The US Navy was working on Project NEMESIS at least as far back as 2019, which sought to (and likely did) develop the means to spoof electronic signatures.

[wil421]

They’ve had “drones” (more like gliders) since the gulf war that can fake electronic signatures of different planes. They worked well and were targeted by Iraqi defenses.