What happened to the Bitconnect Coin (BCC)?

What exactly transpired with the Bitconnect Coin (BCC)? I've heard about its meteoric rise and subsequent downfall, but I'm curious about the specifics. Was it a case of a pyramid scheme gone wrong, or were there other factors at play? How did investors react when the news broke out? And what are the implications for the cryptocurrency community as a whole? I'd appreciate a detailed account of the rise and fall of BCC, as well as any lessons that can be learned from this episode.