2009-10-27 Twitter Log Mon, Oct 26 13:00 Twitter chief looks to mobile for the future - Telegraph (EN) http://is.gd/4BrKX 湯川鶴章のIT潮流: Twitterのビジネスモデルはモバイル広告 (JPN) http://ow.ly/wvLK Powered by twtr2src