It's not really surprising, but the article seems to conflate raves with nightclubs, with numerous remarks about the cost of being out at a club all night and paying for things like expensive bottle service. Raves are not clubs, and historically have never done that well in club environments. People who are really into staying up all night dancing to techno music aren't buying expensive alcoholic drinks, they're buyi…
I think you are missing something. Clubs have always been the „mothers“ of raves. This has been the case since the only days of chicago warehouse parties up until what is now the case in berlin. Once the clubs go away, the off location parties will disappear next.
The crowd that goes to clubs, well at least mainstream clubs you’d find on Google Maps, seems to have almost no overlap with the crowd that goes to raves. It’s common to try clubbing for a bit in college to see what the hype’s about, then “graduate” to raves.