"He overlooked the message containing the details. (Chase's error was a textbook demonstration of how making major changes in a computing environment tends to lead to strange changes in behavior. Chase had just switched to the Dvorak keyboard layout, which positioned its keys differently from the QWERTY system that is most common. The switch increased the amount of effort needed to use the keyboard , since Chase was still training his fingers to go to the correct positions. Consequently, Chase was typing less than he might otherwise, and would therefore avoiding [sic] opening messages that looked like they might require a response unless he was ready to put forth the effort to type with the Dvorak keyboard.)"

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