[Sturmbock]

a) There doesn't seem to be any evidence that the He-162 A-2 used the gyro.

I agree with you because according to docs related to the He-162, concerns were expressed regarding the strong inferiority of the He-162 in the gunsight, as the EZ 42 was (beside of two prototypes at JG 1) passed entirely to the -262 program until april 45.