Semi-interesting and way too long article on the structure of the Internet. Executive summary: it's more connected than people think, but less decentralized than you'd think. But since I've read this before in other places, not as I'd think.

More immediately useful is the discovery that multitasking is unproductive, which should be upsetting to all those women who keep boasting to me that they can think about seven things at a time compared to my five. It should also really piss off bosses who assign you "just one little thing" fifteen times a day and then wonder why you're working behind schedule.