You had great examples and insight! I love the design of
The social networking site I mentioned is Yoohoo. I really like the use of color to distinguish friends, family and work. They also use text descriptions to accommodate color blind users.
I attached some screen shots from the Ooi demo (click to enlarge.)
Sorry I missed this meet-up. In the Advanced HCI Design class I'm taking now, we read The Humane Interface by Jef Raskin. He described a navigation technique called ZIP, zooming interface paradigm. I've seen a few interesting examples lately that use zooming. One is Microsoft's Sea Dragon, for Photosynth. I'll try to embed the TED demo video here.