[AP] Two more websites dedicated to social networking went offline in China amid tightening controls that have blocked Facebook, Twitter and other popular sites that offered many Chinese a rare taste of free expression.China’s crackdown on social networking sites began in March, when Chinese web users found they could no longer visit YouTube shortly after video appeared on the site purporting to show Chinese security officials mistreating Tibetans.
http://www.stuff.co.nz/technology/2662178/