If you live in any city where people have a sense of style; London, Tokyo, Paris, you'll find a plenty of people wearing "such large [...] earrings". Yes it's

If you live in any city where people have a sense of style; London, Tokyo, Paris, you'll find a plenty of people wearing "such large [...] earrings". Yes it's somewhat of a niche market; but if done right, it can work. If they're selling them with precious gems/metals they wouldn't even need a huge market to be viable. Imagine if they designed the audio-module so you can slip it out of the earring and into an in-ear device/holder for in-ear use a la AirPods, then on your casual days you don't need the fancy jewellery.