Carrying capacity? The trunk is functionally a third arm that does almost anything that isnt a weapon attack. The possibilities for expanded action economy are huge for grappling and just about any other play style.
Well Luke, I think you've found the crux of the argument. While killing off all the force users and not passing knowledge to new force users DOES technically create balance of a sort RAW. I think we can all acknowledge it completely misses the spirit of the thing RAI.
And yes balance and power...