Zope 3 caching framework is something I've been thinking about in my spare time from other projects. I've written something of a proposal for it [1], could you, gurus, take a look and add your valuable comments? [1] http://dev.zope.org/Wikis/DevSite/Projects/ComponentArchitecture/CachingFramework Marius Gedminas -- Which is worse: ignorance or apathy? Who knows? Who cares?