The internet completely destroyed the concept of rarity or niche. Anyone can find anything if they put in even the barest amount of effort. That super underground 60s band that was only ever popular with a tiny niche community? Full discography on youtube with 1 million + views on every video. People say the internet killed the monoculture, but I think it's the exact opposite. Everything's just jumbled up in a giant bag now, and that IS the monoculture.