The only way through our 1,200 year drought is get better at managing and using water than we have been. While RF spectrum isn’t in a similar crisis yet, it’s wise to prepare for an eventuality where demand far outstrips supply. Spectrum, like water, is a finite resource at each point in time even if both are reusable.
It goes without saying that US regulatory performance on the 5G mid-band and aviation is well below the international standard. Dickson was a poor choice when the former president appointed him, and he hasn’t grown into the job. A balanced hearing would show this.
Barring the advent of some new technology that allows you and your neighbors to use the same band at the same time with absolutely no interference, this is all there is. We will have have such a technology someday, but we quite have it yet.