If you're referring to:
The Digital Archive of Sonic Warfare: Decoding the "Propaganda Duel" MIDI File propaganda duel midi file link
You might ask: Why not MP3? The answer lies in the nature of the search. MIDI (Musical Instrument Digital Interface) does not contain recorded audio. Instead, it contains instructions: which notes to play, how loud, and on which instrument channel. If you're referring to: The Digital Archive of