whether that is any major western currency such as USD, EUR, CAD, CHF, GBP or AUD, it doesn't really matter when the error bar is that big

It could be JPY ;)

In the real world it is 15k yen.

That's the price of a Yamaha HS5 and some other speakers in that range.

And yep after that you definitely start getting diminishing returns.

https://www.amazon.co.jp/-/en/Yamaha-HS5-Active-Monitor-Spea...

That's what I was wondering, as that amount in USD (or EUR/GBP etc) seems like a ridiculous amount of money to spend on speakers, even to me, a well off US-ian.

Uh.. while my comment was firmly tongue in cheek I don’t think you realise how ridiculous these things can get.

https://shop.martinshifi.co.uk/products/b-w-nautilus?variant...

Can be yours for the bargain price of GBP 57,750

Oh, a budget pair of speakers.

I think the gentleman is looking for something a bit more high class sir.

https://hifi-products.com/Transmission-Audio-Transmission-Au...

Thank you. Speakers that weigh more than a few cars and cost more than a nice condo in a major city are exactly what I was looking for.

Oh boy, you're in for a surprise, specially if you already know that there are people that buy golden toilets.

Yes, USD.