Sensors API in Mobility 1.0.0 is final state. However, the overview page says it is in Beta state.
Multimedia API in Mobility 1.0.0 is beta state. However, there is a warning missing from the overview page.
The correct states for all APIs can be viewed in the platform compatibility table at http://doc.qt.nokia.com/qtmobility-1.0/index.html#platform-compatability.