So the solution is an encryptable video feed where only you hold the decryption key.
I never said you shouldn't get a body cam
For some reason I don't have the same apprehension about dash cameras that I do about body cameras. Perhaps its that since it is mounted to the vehicle and basically stationary, people don't have the expectation that it will capture everything. I've actually considered one for my truck after seeing so many videos of crashes on Youtube.