Neal Stephenson - Why I Am a Bad Correspondent

Here’s how he once explained the omission: “If I organize my life in such a way that I get lots of long, consecutive, uninterrupted time-chunks, I can write novels. [If I instead get interrupted a lot] what replaces it? Instead of a novel that will be around for a long time… there is a bunch of e-mail messages that I have sent out to individual per

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Software entrepreneur Ray Ozzie has a specific technique for handling potential interruptions — the four-hour rule. When he’s working on a product, he never starts unless he has at least four uninterrupted hours to focus on it. Fractured blocks of time, he discovered, result in more bugs, which later require fixing.