May the source be with you!🙂
ICS is now there (full one day before I expected, so more delighted).
Here is what they wrote:
Source Code Available for Android 4.0
The source code for the Android 4.0 platform and software stack has been released! This release allows OEMs to begin preparing Android 4.0 for installation on new and existing devices, and allows hobbyists, enthusiasts, and researchers to develop custom builds.
So, Let’s start building folks!