In her quest to track down frequent Halfway Down the Danube poster 'A Married New York City Math Teacher', essayist, editor, high priestess of citrus fruit and fellow Brooklynite Teresa Nielsen Hayden finds our humble blog, and borrows one of frequent HDTD commenter Bernard Guerrero's math puzzles.
Economist Brad DeLong posts why the PA system is broken for him.
And book reviewer James Nicoll teaches us some painless economics with his post on the Textile Singularity.
Posted by coyu at July 19, 2005 02:06 AMI made an unfortunate oversight: I am sure by slecting my data carefully, I could have shown that returns on investment were _increasing_ and so the time before the Textile Singularity converts us all to cloth would be much shorter.
Posted by: James Nicoll at July 19, 2005 07:02 PM