The speculation that the troubadour custom was produced by William following his encounter of Moorish arts whilst fighting With all the Reconquista in Spain is championed by Ramón Guyséndez Pidal and Idries Shah. George T. Beech states that there is only one documented struggle that William fought in Spain, https://juliusiyocq.shoutmyblog.com/30461084/the-arabic-music-diaries