sentences:  This model has not been further investigated, and does not explain what "advantage" there is to using short, numerous fixations.Another possible explanation is that skilled readers maintain a larger eye–hand span and therefore hold a larger amount of information in their working memory; thus, they need to refresh that information more frequently from the music score, and may do so by refixating more frequently.The more familiar readers become with a musical excerpt, the less their reliance on visual input from the score and the correspondingly greater reliance on their stored memory of the music.