03-17-2007, 09:53 AM
Quote:David Cancel, the CTO of the web market research firm Compete Incorporated, raised eyebrows at the Open Data 2007 Conference in New York when he revealed that many Internet service providers sell the clickstream data of their users. Clickstream data includes every web site visited by each user and in which order they were clicked.
The data is not sold with accompanying user name or information, but merely as a numerical user value. However, it is still theoretically possible to tie this information to a specific ISP account...
The revelation brings to mind the minor scandal that erupted when AOL was found to be giving away its search results to researchers...
full article: http://arstechnica.com/news.ars/post/200...licks.html