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  ______     ___     ______     _____    _    _   
 /_____//   / _ \\  |      \\  |  ___|| | \  / || 
 `____ `   | / \ || |  --  //  | ||__   |  \/  || 
 /___//    | \_/ || |  --  \\  | ||__   | .  . || 
 `__ `      \___//  |______//  |_____|| |_|\/|_|| 
 /_//       `---`   `------`   `-----`  `-`  `-`  
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發送短信 : Making work fun : investigating antecedents of perceived enjoyment in human computation games for information sharing