Apple patent application reveals an LCD with switchable, privacy-protecting viewing angles

Don't you hate it when the guy next to you on the subway is looking over your shoulder, watching you screw up in Fruit Ninja? Well, Apple could have predicted your discomfort -- back in November 2009, before the iPad was anything more than a unicorn, the company applied for a patent on an LCD display with adjustable viewing angles, explicitly designed to "shield the display away from unintended viewers." According to the filing, the display would include steering modules made of liquid

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