The Deep Blue Sky remained popular in the following decades, because it was a love song, moreover it was about a couple's love and not just vaguely about winds and clouds. Those are songs about a very genteel love, coming from the heart of the offspring of a mandarin family. They were of great value, not just as pioneering works but as works of true beauty, bound for immortality. In those early years of Modern Music, when there were yet no great singer to popularize new songs, their dissemination depended on the printing press and on their performance by amateur orchestras. After 1975, at an advanced age, he married a very young woman and even produced an offspring from this relationship.
Musicians are lovers, to their last breath.
Its members each went their own way. Most young and talented musicians had left the cities to join the Resistance. Later, he went to Saigon to work for the France Asia and National radio stations, then taught at the Saigon conservatorium until his death in 1986, at age 83.