Here is the leaked Galaxy Nexus bootanimation from the new ICS phone. I have change the desc.txt file to match the nexus one screen resolution. Place file in /Data/Local, reboot.
Yea so I have two data folders. One on phone (which doesn't have a local folder) and one on my SD that also does not have a local folder.
Got the bootanimation.zip... just don't know precisely where to put it :( this seems extremely easy and I ca...
Found this on EBay
Sent from my Galaxy Nexus
Until it gets ported you can try this, it's very close to the original.
This should help you out