I'm seeing a few new people cautiously say things like "let's enjoy this place before the bad people get here" and I just want to say:
Don't worry! They're already here! But thanks to the heroic work of your instance moderators and admins, you will never see them. And if they do show up then your mods will get rid of them: unlike Twitter, the reporting functions here are reviewed by real people who don't care about turning a profit, and instead focus on enforcing community guidelines