Simon Willison’s Weblog

ETags, ETags, ETags. They’re no magic bullet. 7th August 2007, 2:51 pm

Clever Caching. Instead of invalidating your cache directly, bump a version number on your model (blog entry or whatever) and use that as part of the cache key. This also gives you dynamic etags for free. 5th July 2007, 12:56 am