I just posted an article on how to improve Django response times through the use of pre-generated static files:
When Google tried adding 20 extra results to their search pages, traffic dropped by 20%. The reason? Page generation took an extra .5 seconds.
This article will show how Eventseer utilizes an often overlooked way of improving the responsiveness of a web application: Pre-generating and serving static files instead of dynamic pages.
The full posting can be read here.