Google Is Losing Its Memory (Tim Bray) — I’ve also found Google is losing its effectiveness in finding arcane subjects. And woe betide the knowledge seeker whose topic is also a product’s name. I suspect the mission statement has transformed into “indexing the world’s information on hot deals near you.”
The Sound of Space-Filling Curves — you map dimensions to scales, then a point on the space-filling curve has notes associated with it. As you move along the curve to new points, the notes change, and this is the music of the curve. Some is beautiful, some is weird, all is interesting.