For me, the most useful way to read this is from the perspective Twitter. Viewing Twitter as a computation machine may seem odd at first, but when viewed as an

For me, the most useful way to read this is from the perspective Twitter. Viewing Twitter as a computation machine may seem odd at first, but when viewed as an affordance - the term used by Zeynep Tufekci in "Twitter and Teargas" it makes perfect sense. I'm not suggesting this is a perfect match, but it does provide a more rigorous way to consider issues with social media as computation machines.