I was petting a cat this week. She was smiling and arching her back and obviously enjoying being alive. Then she suddenly turned and started licking herself, after which she repositioned her neck back under my hand. I realized then that cats don't “decide” to clean themselves. How do they keep track of which spot needs cleaning? Now? A cat's skin must have some distributed chemical mechanism that causes particular areas to itch on some approximate schedule. [Read More!]

There are a couple of weaknesses is Apple's awesome new iPhone that have technological explanations accepted by the Conventional Wisdom. I'm not buying these stories, and I think there are bad-business factors driving the decisions for memory and third-party applications. [Read More!]