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.