But like almost everyone I don't like much that almost "arian" race concept. What I'm thinking is: what about only the Sith are using the midichlorians to have their powers? They need them, while the Jedi use "true" Force.
I'll answer to myself on this one...! :
It just can't work because in this case the Emperor could not brings Luke to the dark side just by twisting his mind like he try to do in ROTJ. Next time I'll think twice before posting! Ah!