I find it pretty interesting that Martin does not mention the kind of community member-driven up/downvote mechanism found on this site (and elsewhere) as an example of decentralised content moderation.
Edit: now I see Slashdot and Reddit mentioned at the end in the updates section (I don't remember seeing them on my first read, but that might just be me).
Edit: now I see Slashdot and Reddit mentioned at the end in the updates section (I don't remember seeing them on my first read, but that might just be me).