We can figure out the importance
and the intensity of the effects
produced during a quick session
— 6 to 8 minutes approximately —
in the Extasium displaying
Both its visual aspects
and unique acoustic quality.

It is interesting to look at the documentary video
where the artist, Alain Gabriel,
filmed himself after a daily session.
 
Thanks to the subtitles, he describes
What’s going on and the way he feels
.