To follow up on the discussion, I will for sure be implementing the hedge-pruning method when the time comes for refinement of my trees. After reading Walter Pall's blog on it (and seeing his video about the technique), I'm sold. However, it would be nice if there were more resources on the developmental stage of a "naturalistic" bonsai.
Basically, the question boils down to... If Walter Pall were to start a bonsai from scratch, how would he go about it? Of course, different species require different kinds of love, but let's just say maples for now