Would the FAA enforce weight against individual drone flyers or just certify specific models, whether they are under the weight limit, and register it as complying with certain weight class as the EU does with their C0 mark?
I always read the release notes first. If there's a new feature or a stipulated software enhancement to hardware: I've always updated to that firmware for the relevant drone. If the notes state "...minor bug fixes and security updates..." I don't...
The notion of firmware updates creating problems has been blown way out of proportion. I've been updating DJI drone firmware on all my drones promptly for the last five years and never had an issue.
The idea of a federal ban on operating DJI...