gustavolacerda'shttp://student.science.uva.nl/~glacerda/notebooks/
and (via his link)
http://cscs.umich.edu/%7Ecrshalizi/notebooks/
This is the kind of thing --- intellectual notekeeping, biblography,etc --- that I originally was aiming for in the microwiki-ish project, but it drifted towards content less intellectual, and ultimately too personal to make public. I should really push back more towards something like the above.
(Entry title is from http://cscs.umich.edu/%7Ecrshalizi/notebooks/faq.html)