The Wall Street Journal has a rare inside look at Apple’s internal workings through its interview with original iPhone software engineer Greg Christie. According to the newspaper, it’s the first time that Christie has opened up about the project. While Apple is normally highly secretive about its product teams, it approved the interview in hopes of bolstering an upcoming case against Samsung by sharing how it came up with the iPhone’s many innovations: Mr. Christie’s team pored over details like the perfect speed for scrolling lists on the phone and the natural feel of bouncing back when arriving at the…

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