Um, yeah? If the main thing your company is selling is unfettered interaction with everything humanity has to offer, perhaps you should have realized that humanity fucking sucks before you even wrote a single line of code. That way, you could have baked some moderation into the base of the product, rather than having to play catch-up.
It would have been easier at the start, no? “All right, let’s make it so everyone can talk to anyone. Oh wait, people are shit, let’s plan around that.”