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				But if you couldn't find it at first than maybe the refactoring was necessary? Refactoring is also a good way to understand the code.
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Herry427y@ShotgunSurgeon exactly - refactoring for 10 hours probably raised the overall code quality. 
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Just spent 10+ hours refactoring a code, and at the end I've figure it out a one line fix to the problem... just wasted 10 hours of my life.. :)
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