By not encrypting the call signs because unencrypted call signs aren't the problematic restriction. It's the content restrictions that are stifling in the moder

By not encrypting the call signs because unencrypted call signs aren't the problematic restriction. It's the content restrictions that are stifling in the modern world. Also: progress has changed the landscape. HFDF used to be difficult for the military but now it's easy for hobbyists, and not just in last-mile form, but in coordinated always-on infrastructure form. The regulations were not written with this in mind. With an active community this fact alone might obviate the need for many a regulation.