Event JSON
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"content": "Did you know that the oldest known recognisable recording of a human voice was made in 1857, long before Edison released his phonograph?!\n\nhttps://www.bbc.com/reel/video/p0j7x5f7/listen-to-the-oldest-known-recording-of-a-human-voice?utm_source=Mastodon\n\n#history #science #sound",
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