The idea is to project an image of yourself far in advance and 4x the size from an enemy's perspective, to hide your real position and triangulate shots in advance.
With some jiggering, an entire fake army could be projected, especially at night, thereby instigating enemy retreats.-- 4and20, Aug 03 2021 Or just get a bunch of inflatable dummies, like the blow-ups of tanks the Brits did in WWII.-- RayfordSteele, Aug 04 2021 random, halfbakery