The Ergon bar-ends' angle ARE adjustable independently of the grips....I have the early version with the tiny bar-end; it is indeed close to worthles...
These "Ergon GC3 Grips With Composite Bar End" look more like a real bar-end. Anybody seen them in real already?

My fav from the pics is this one:
Ergon GX3 Grips With Composite Bar End