You have nothing to lose by keeping the drone hacks firmware. It makes a better drone and flying experience. By going back to DJI, you could expose yourself to some unwanted firmware updates that sometimes do more harm than good.
This is just my...
i would say have a word with Gemini about it. it will look for examples of people doing this and talk about how they dealt with it. i run a lot of stuff by it for an opinion, its not always right but it more accurate than most sources.
We share the liberty attitude you express here.
I don't share the strength of your objection, however, not by a long shot. All products are heavily regulated and contain components, and others prohibited, at the direction of authorities...