Those who think of stereo sound as a modern invention may be interested in this photograph of an early 20th century jazz enthusiast.
With radio in its infancy, and its signal incapable of conveying the vitality of modern music, this fan is attempting, from the garden of his home near The Lizard (the UK’s most southerly point) to 'get the vibe' from the music scene in New York, the other side of the Atlantic.
Sadly, some hearing loss was apparently subsequently sustained as a result of a sudden violent hail shower on November 14, 1923, when the decibel count within the device reached levels previously regarded as hypothetical. There is no record of further development after that date.