HN seems to forget about this in HAM threads. Obviously the odds of losing internet access suddenly and for extended periods of time seems pretty unlikely in the US, but a few days ago many in Sudan probably thought the same. Radio requires no additional infrastructure between you and the receiver, receivers can be improvised by someone with an undergraduate knowledge of electronics, and HF communications can reach literally across the planet. Yes the internet is superior for the overwhelming majority of use cases, but if it's not available, radio is a very important fallback.