Yes I tried to get acquaint with the documentation as fast as possible (it’s only few days since I decided to buy the Omnia and I just hit a sale so it’s on the way to me not leaving much time to learn before it arrives). I tried to search the forum but found no step by step howto.
I found this for example:
but it seems somehow unfinished to me.
As for installing entire system on mSATA I found nothing and I’m not even sure if that is needed or if it’s unnecesarily paranoid.