You are correct. You can fly and do most of the functions without the camera.Right, so I shall reply to myself. It's the star that controls flight data, not the camera. So yes Mr Joe, you can lose the camera as to maximize payload and still have full autonomous flight.
It's definitely illegal in the U.K. and most other countries that bother to impose laws on UAVsYou are correct. You can fly and do most of the functions without the camera.
Many countries have rules against dropping anything from an aircraft so you may wish to check your local regulations.