The meat in the comments of Blaine Cook's blog entry: http://romeda.org/blog/2008/05/scalability.html#1401411552478169860 http://romeda.org/blog/2008/05/scalab

The meat in the comments of Blaine Cook's blog entry: http://romeda.org/blog/2008/05/scalability.html#1401411552478169860 http://romeda.org/blog/2008/05/scalability.html#140141155247... "Scaling Twitter as a messaging platform is pretty easy. See Mickaël Rémond's post on the subject. Scaling the archival, and massive infrastructure concerns (think billions of authenticated polling requests per month) are not, no matter what platform you're on. Particularly when you need to take complex privacy concerns into account." Sounds like they are having the kinds of problems that Friendster had years back. How come sites like MySpace don't have these issues? They also seem to have a pretty complex social graph.