• 12 .For example, Google could change its algorithm to reduce Wikipedia’s prominence in its search results. Indeed, there is some speculation that Google’s “Caffeine” project does exactly that. See posting of Nathania Johnson to SearchEngineWatch.com, Meet the New Google. “Not That Much Different from the Old Google,” http://blog.searchenginewatch.com/090810-232027 (August 10, 2009, 23:20). Any dramatic decrease in Wikipedia’s traffic could have uncertain effects on this article’s analysis; it would abate some of the spam and vandalism incentives, but it may also reduce some contributors’ interest in participating.