Earlier quoted context omitted.
Members only comment blogs. Where you need an invite to comment also solves the problem. You need to know a real human to get access.
>Where you need an invite to comment also solves the problem. You need to know a real human to get access. Bittorrent trackers, as absolute retarded as they are, have performed this experiment for us and the lesson we're supposed to learn is that this does not work. Someone, somewhere, has an incentive to invite the wrong sort eventually, which because of the social network graph math stuff, eventually means "soon".…
Unlike most public trackers which are either dead or on a life-support, member-only and invite-only sites are still kicking.
And you are personally responsible for your invitee