The point of music during a psychedelic experience is to provide a reference for the passing of time and to help with progression of thoughts. Music guides you through your thoughts, avoiding loops, by providing a changing texture, melody, rythm, and story.
This is on top of the other effects of music, such as emotional effects.
Yes, exactly - I should’ve added that she head a specific guided soundtrack as well, which the facilitators said was integral to optimal treatment, at least for this particular trial.
For other readers, I would like to suggest no music, just a sunny day and quiet.
Music, television, people talking, etc. gives you an external clock and the timelessness of the experience, one of the greatest feelings, is lost.
I guess if you're just doing them for fun it's ok.