android usb button bug
android usb button always says "turn off usb storage"
PS you can now vote on the official bug report @ http://www.google.com/support/forum/p/Google+Mobile/thread?tid=7a4bd65f13e3f3f0&hl=en&fid=7a4bd65f13e3f3f000049faeb3434066
which suggests a workaround of switching android language from UK to US ! not so good for UK users !
"usb connected" mode
"usb storage in use" mode

