If anyone has factual information regarding the Dahn Hak movement, please feel free to send me a private message.
Dahn Hak is covered in the Ross Institute database.
Apparently, the greater, more established martial arts community has been aware of the "Korean large-scale Cult-like Marketing" phenomenon. I saw a martial arts message board [[url]http://anyboard.net/rec/Asian_Mu_Do/posts/672.html[/url]] which discussed Dahn Hak as "a cult," and compared it with other similar groups, and posited the possibility of a common parent entity in Korea. (The two threads on that board are titled: "Dahn Hak" and "Cult Concerns.")
Last, here is another regular martial arts source calling Dahn Hak a cult:
[
www.geocities.com] this entry under "ENERGY DEVELOPMENT" on that page.
Thanks,
Bee