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  _  __     ___                _____      _____  
 | |/ //   / _ \\    ____     |  ___||   / ___// 
 | ' //   / //\ \\  |    \\   | ||__     \___ \\ 
 | . \\  |  ___  || | [] ||   | ||__     /    // 
 |_|\_\\ |_||  |_|| |  __//   |_____||  /____//  
 `-` --` `-`   `-`  |_|`-`    `-----`  `-----`   
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Text this: The hidden structure : understanding nature through design