Yes but flying a drone is in itself a skill that you will have to learn and will require a bit of training. Take it slow or increase air drag is the simulation settings if you want an easier flying experience.

Yes, there is audio generated for propellers, but if you want to use it in a render you have to record audio with another program such as OBS. This is a Blender limitation.

No, working on it.

Yes, if not come to Discord and we'll figure out why but so far every single controller has worked across all users because DroneCam relies on raw joystick data so as long as your controller is recognized by your computer it will work.

Yes if you click the Bake Animation button in the DroneCam UI you will get editable keyframes (great for smoothing the flight).

Yes