Additionally, it was not till 1030 that an Italian Benedictine monk named Guido d'Arezzo invented a 4-line stave, utilizing his hand to recollect the strains. Loads of early medieval music can be a secret. Many people in the period of time were being illiterate, so music was passed on orally, https://www.youtube.com/watch?v=mbqCyyAD1ag