again, look at the details. Well over a billion dollar in audiophile speaker sales alone annually. That means close to a million speakers a year sold.
It's both good and bad, small enough to dismiss, big enough to support a lot of companies, it's yes, it's a blip, less than 0.1% of the consumers of Europe and the US. But I would approach it from the music side: people listen to more music and not less. Mostly headsets, yes, but again, one out of 10 headset buyers will be curious about hifi. Every generation will come to age eventually when they will jump on the wagon