XDA Forum hackers again proof Sony Xperia Z2 UI-bug warning-the black bar safety net

Recently a senior XDA developer Forum member in the online release of more than one Xperia Z2 real machine picture, and shows the phone running Android 4.3 system, using the new UI, the phone use is very unstable, the UI has been crashing. Today, the XDA member latest release of the Xperia Z2...