Here's a few links where Omnia Users (or some say Omnian??) share their experience and help each other

Users' Thread
http://www.ppcsg.com/index.php?showtopic=100429 (This thread is fast moving, already onto its 5th thread)
http://forums.hardwarezone.com.sg/showthread.php?t=2010641

Pictures Thread
http://forums.hardwarezone.com.sg/showthread.php?p=31297549

Applications n Games
http://forums.hardwarezone.com.sg/showthread.php?t=2012649