Sure, and it makes a difference for many targets, but a tank or a field ammo dump is fried from either equally well-done, and GPS jamming doesn't seem to matter

Sure, and it makes a difference for many targets, but a tank or a field ammo dump is fried from either equally well-done, and GPS jamming doesn't seem to matter. More importantly than the price, Ukraine just can't manufacture the GLSDB (arguably Vilkha are in a similar league, still production is very slow), while you can put together these kamikaze drones in a garage.