ZCML is good for Zope3!
I am still feeling dfficulty to unerstand what's happening behind ZCML (Zope Configuration Markup Language). But still I like it, because it is not Python :) Python is my favourite language, so I cann't say what else I won't be doing in my configuration. Jeff Shell's suggestions in this long mail is great! http://mail.zope.org/pipermail/zope3-users/2005-December/001732.html He also warns Rails-ish frameworks in this mail and his recent blogs: http://griddlenoise.blogspot.com/