User-generated content is fairly ubiquitous on the Internet. You can find it in blogs, photo sharing sites and auction sites.
Imagine developing communications theories by tracking the comments and postings. Or looking at the psychology or sociology online relationships and communities. How do communities grow? How do they resolve disagreements? How is membership governed or solicited?
The statistics of eBay could provide another wealth of data. When are bids placed and how often? How does the relative value of objects change, and under what circumstances. Some people have determined that eBay bidders are not always rational – that many factors influcence the decision to bid.
How much informs your discipline?