Hey folks,
Whit the help of Lazur and the thread:
http://www.inkscapeforum.com/viewtopic.php?f=22&t=24175&p=83448&a...
troke+dash#p83448 just do a tiny LPE to fix it.
Here are the new video showing it (no audio):
https://archive.org/details/dash-stroke-lpe
Hope is useful since is not included in the SVG spec.
With love, Jabiertxo.