Ok, now we're talking, 4G working again after Odin restore to DI18, DK28 via update.zip, OneClickRoot + CWM3 to EXT4, and finally TER 1.5 Clean.
Going to procedurally re-apply TER 1.2 Shutdown Animation, Gingerbread Theme, Bonsai Font, TW Lock Screen, Rhodium Ringtones, Wifi Tether, to see if...