I am using Omnirom latest allways nightly with my GSII.
I have tried the 140320 free app, but UI issues are still here; after some time of working, app "almost" freezes. Although sound keeps on I cannot turn it off, change station or anything els...
I am not a noob but I must spread around some 10 crap posts to get the ability to post where I am really interested to do it:
Omnirom thread for SGSII