This is an interesting article I stumbled across the other day. It's discussion of changes in technology, methodology, and data and their influence on framing the popularity of music, particularly in regards to race, is really interesting.
Analysis of 2.6 million tweets shows Twitter is adept at correcting misinformation - particularly if the claim is that a tiger is on the loose in Primrose Hill
This Guardian piece is an interesting way to think of scraping Twitter to show how mis-information moves across time in periods of crisis. I was living in London during this time period, and it was really amazing how influential social media was in shaping people's perceptions of the riots.
An edited collection that looks at issues in conducting qualitative internet research. The first two sections - on defining the boundaries of online projects and on collecting data - seem relevant for discussions about digital ethnography.
I've been reading this book and it has a bunch of stuff related to conducting ethnography in virtual spaces. The editor proposes the idea of cyber-social-scientific knowledge to get at the internet as both a cultural artefact and cultural context. Chapters 6 and 10 seem particularly relevant to discussions of digital ethnography.