You know, you bring up a very good point and it's something I've noticed for a very long time.
Looking at those dildos, nothing in that image says "Bad Dragon", but we all knew right away which brand it was. Not because we're all furry degerates, but because that brand has become synonymous with the exact type of autistic furry coomer subculture that would collect colorful dildos.
When I was younger, "goth" was associated with Hot Topic. It wasn't "good enough" for someone to just get black clothes from a thrift store or wear a few signifying items, you had to go all-in.