The sneakers scam

Here's what happened: American Express notifies my, by e-mail (I really like this service) that I was just charged $441 by adidas.com. Problem is, I did not order from Adidas; not this time, or ever. I call up AMEX and report the charge as fraudulent. They accept and send me a new card. I thought…

Why decentralized social networking never makes it — ever heard of Crossing the Chasm?

Every now and then, the "why hasn't decentralized social networking succeeded" discussion pops back up. And inevitably, that motivates somebody who thinks they can do better. They proceed to design a new set of decentralized networking protocols, write lots of code, and get early adopters to enthusiastically adopt the New Thing. Which then, inevitably, never…

Global Warming and (My) Productivity

Reporting on the results of an unexpected experiment ... with unexpectedly global implications. After 20 years in the same house in Northern California, we installed whole-house air conditioning earlier this year. It seems that most of the apartments here have it, but not too many single family homes. Somehow the weather seemed to have gotten…