I feel like there was a SSC article kind of about this, where he used the analogy of witches. If you create a space that allows everyone, and witches are banned

I feel like there was a SSC article kind of about this, where he used the analogy of witches. If you create a space that allows everyone, and witches are banned from everywhere else, then you're going to attract a majority of witches to your platform, and you'll become primarily a witches hangout in no time.