You can’t separate the software from the community that built it. Therefore, true openness must dictate how that community is formed and run. We are what we choose to tolerate; in the same way that free software communities do not tolerate proprietary lock-in, they should not tolerate exclusionary social practices that lock people out.

— Ben Werdmüller, Equitable Community Software

Kevin Drum: Why have blog audiences declined over the past decade?

Short (theoretical) answer: RSS impacts the insertion of advertising.