It's interesting to note that there are two kinds of rich people in the world: those who made the money they have, and those who inherited it. Those who make it for themselves have often been noted to be greater risk takers than those who simply inherit. This is for the very simple reason - they've done it once, so they believe they can do it again.
Likewise when using any system, library, or framework, you're likely to have a better understanding of the system and how to better use it if you really understand how it works. That is you've written the system rather than someone else. Our preferred approach to date so far for teaching a novice how to use to Kamaelia has been to get them to write a version of the core concurrency system. This is framed as a series of exercises. After having built it, they realise that the system is really just a simple skein over simple programs.