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Copies of the crystal radio, not copies of the audio stream. Unless he also managed to invent a tape recorder, duplicator and playback device, then sell the lat

Copies of the crystal radio, not copies of the audio stream. Unless he also managed to invent a tape recorder, duplicator and playback device, then sell the latter to his friends so that he could sell them the recordings...

benj111 7y ago
"Unless he also managed to invent a tape recorder" Well the point of the article is that he kind of did....
- nottorp 7y ago
  That was much later though.