this is great! If you ever run into scalability issues with the
algorithms, let me know. I'd love to contribute. The paper I mentioned
some time ago is
http://citeseer.ist.psu.edu/mcsherry05uniform.html
Cheers
dimitris
On OSX Firefox 2.0.0.5 I had trouble reading most of the links because
they are red text on orange or orange/red backgrounds. It is just
difficult to skim through low contrast text and background.