Read the Sequences.
Your reasoning on this subreddit must be ironclad and have no logical flaws at all, or you are banned.
Thou shalt not take the name of Eliezer Yudkowsky in vain
Discussing that incident with the initials RB? No thank you.
To be unbanned, prove that you made a recent donation of $100 or more to MIRI. Please provide evidence that the donation was counterfactual.
The rules may or may not be (post-)ironic. Up to you to decide, based on your priors.