If you have an Android tablet and kids, you're probably a fan of the OS' multi-user feature: it lets you add passwords and lock specific apps based on who is.
The next version of Android is here … well, almost.
Using Android L: a first look at Google's future | The Verge
Android L's heads up notifications feature arrives early through third-party app | Android L isn't available until this autumn, but you can access one of its key features now through an unofficial app. Buying advice from the leading technology site