Instagram has a serious "follow spam". Clearly fake accounts will follow people who follows some kind of niche account with hopes that people will follow back.

Instagram has a serious "follow spam". Clearly fake accounts will follow people who follows some kind of niche account with hopes that people will follow back. It works, I can see that those spam-accounts have real followers. It tried to report those accounts to Instagram, and they don't care (the @spamaccount doesn't violate any ToS). So now I just block.