We did  Eighteenth pcDuino Sweepstakes on Twitter Account (@pcDuino) on 12/26/2014. A python script was used to randomly pick one person. For this week, the winner is  @SemiTestRobot And please send your address and telephone to my email : xiang.jin@linksprite.com The video is http://youtu.be/WDTnRfZpbbk