sojobow said:once we have understand these accomplishments, we can either 1.) Keep on just practicing this hobby of traditionalism, or, 2.) move on to understanding what has developed SINCE and ADDING to the body of knowledge.
Which is what "traditional" arts like the Bujinkan have done with Hatsumi's book on Knife and Pistol Fighting, etc.
But of course, there was a body of knowledge that preceded that. This is the big disadvantage of the modern arts I know of that just try to piece together what they do.