It's just the internet.
Lots of deviant communities that are still quite active if you turn off your laptop/phone and go seek out the eccentric folks in the real world.
The internet has pushed towards homogeneity over the last couple decades. If you're confusing internet with the real world constantly (i.e. staying "plugged in"), its easy to come to the article's conclusion. But, you can always choose to just "turn it off".