The single biggest flaw with radio is the ability to track the transmitter. 

 On radio

Radio is just modulation of a light source on a non-visable spectrum.

Radio is a great thing, but it should be understood that a person transmitting over radio is basically shining a giant far reaching flashlight. Its very easy to find the location of the source. nostr:note1wyvthrtnxkd5nc4psar6kdy2q0k80uylnrq6uvm5dvutnxxuqx0s8zzxyd