!!! Introduction
Android is pretty cool because:
* it's based on Linux, sqlite, freetype, OpenGL etc.
* the Java-like VM and libraries are Open Source
* great phones, tablets and others are coming out with Android
* the framework has declarative syntax for GUI and animation
* the framework as a nice inter-process communication (Intents)
* people are porting it to all kinds of devices (netbooks, other phones etc.)

!!! Documentation
The main Android doc lives [there|http://developer.android.com/guide/basics/what-is-android.html]