Article on tagging I just came across via del.icio.us: What if we could tag not just photos, but also other tags? We could start to build a tagweb. When a tagweb is created from your tags, that tagweb works perfectly within the realm of what makes sense to you.

[…]If you build a system that puts importance on the structure of the word, you're creating a system based around your own language. You must create a system based around your own thoughts if you want it to simulate your own thoughts.