http://online.wsj.com/community/groups/question-day-229/topics/makes-best-mobile-operating-system華爾街日報網站上的某個投票"Who makes the best mobile operating system?"發這篇時投票人數已經是一萬五千多人了~~ANDROID系統目前以47%領先各系統~希望好好維持下去XD
