"She will never learn the most necessary, most difficult and principal thing in music, that is time, because from childhood she has designedly cultivated the habit of ignoring the beat." Letter to Leopold Mozart (24 October 1777)
Au-Lait_Pat-Metheny_Lyle-Mays-mean expected speed:contiguous instantanteous speed matherton clinic tempo image
Au Lait, Pat Metheny and Lyle Mays
tempo measurements