Hey guys I didn't see this mentioned over here but the fine folks over at XDA has started delevopment on whats most likely will be the easiest TF3D editor...
Created by Grumps here's the
link
I've tested it and it works great on the Sprint Diamond.... just remember to shut off TF3D and relaunch it after a theme as been applied. I haven't tried it to check the clock (i'm happy with the flip clock)
**SPRINT note: it don't change the Sprint TV icon**