There is definitely some weird pseudo religion around things which are old. Anyone who says "cavemen ate like this, that means it's good for you" don't know what they're talking about. That's not the case here.
Let me rewrite this as a modern invention: Someone invented a wind powered cooling system. No other fuel is necessary and it will work for years with minimal maintenance. The mechanism is simple enough that they can be built both in large metropolitan areas and smaller, struggling regions.
It's absurdly inefficient and cumbersome compared to other options. The reason people tolerate such ideas is the fear of the cost of electricity.
The cost of electricity in the west has been a matter of false scarcity imposed by religious economic terrorists who sacrificed our stability around the era of the Kyoto Protocol.
Let me rewrite this as a modern invention: Someone invented a wind powered cooling system. No other fuel is necessary and it will work for years with minimal maintenance. The mechanism is simple enough that they can be built both in large metropolitan areas and smaller, struggling regions.