Every single time someone tries something like this, it becomes a bastion for hate speech and everyone else is driven away. It turns out most people actually like a moderated forum. If you joined a book club and every meeting had people just screaming the N-word at the top of their lungs the entire time, I suspect you wouldn't stay at that book club long. Yet time and time again we see people learning this same lesso…
We're just caught up in the middle of a moral panic and the church ladies from SNL have come out of the woodwork, flapping their arms about how everything is s/satanic/racist.