For those who haven't seen it yet, I've developed a neat plugin that
makes it possible for your app to "throttle".
E.g. If your site get a lot of traffic, you may want to disable
certain features of your site or replace dynamic content with static
stuff until your server is able to handle things again.
Check out my post to learn more: http://blog.kabisa.nl/2008/02/05/rails-plugin-throttler/