[skybrian]

The downside is that if they have a comment section, each blogger has to do their own moderation.

Social networks have the funds to hire these people: http://www.wired.com/2014/10/content-moderation/

I'm doubtful about how long Sandstorm would be able to stay strictly hands-off. Sooner or later everyone who allows random strangers to interact has to get into policing the content and that's nobody's idea of fun.