+Luis Cordova thanks for commenting - To the best of our knowledge, this cadenza was improvised! You can watch more excerpts from our concerts on our playlist: ru-vid.com/group/PL3C481B34FD446974 and learn more about our upcoming concerts on our website: www.as-coa.org/music
Another case, where Eddy Marcano fails at giving credit to the creator of the piece he is interpreting. Is this fair? Doesn't Angel Custodio Loyola deserve being credited here? He was probably not too appreciated in his time, living in the heart of the Llano.