Using aircrack-ng on your own drone's transmissions is legal. Using it to gain unauthorized access to resources on someone else's system is illegal, defined in the Computer Fraud and Abuse Act (CFAA) of 1986.
No, not aimed at anyone in particular. Rather, it's more a comment on the way in which speculations not supported by flight logs or by documented and reliable observations take on a life of their own and grow. I'm weary of seeing this problem on...
Biggest change from Mavic 2 to the Mavic 3 series and Mavic 4 Pro has been the increased flight time without needing any complicated and expensive third party battery mods, and no swelling batteries!
I used that doublestack battery, pictured above. It only extended flight time by ~10 min. Drone was much more wobbly in flight (b/c center of gravity is higher). Gimbal has had hard time compensating. Then I tried adding four 18650s, two on each...