I suspect that only one in four or so even here - with a very well informed base - really understand what you are talking about: Sea Peoples; Vandals; Chichimecas; the An Lushan Rebellion; the Thirty Years War. Catastrophic technological and population decline.
I quite agree.
Have you seen this? I just saw it today, reading the third page of the thread. Selco from Bosnia telling of his expereinces during a year long seige of some city in Bosnia near the Croat border.
http://www.survivalistboards.com/showthread.php?t=189395