True but unfortunately that won't be enough for the private sector. Most US companies know this isn't the American way and would be hesitant to dive all-in only to have the rug pulled from under you should the President change his mind or...
And built what? There isn't a single U.S. drone manufacturer that is interested in the prosumer market. Nor at any interested in the recreational market.
No, we don't have the interest by any manufacturers, or the ability to produce even if we did.
Worse case scenario, and Congress doesn't come to their senses and cooler heads don't prevail, there won't be any firmware issues.
The only real issue with what you're wanting to do (I know many who have brought their drones in from other...