Morse Code is used in airplanes.
Roberto Anglero Pepin -LRB- born September 12 , 1929 -RRB- is a Puerto Rican music composer and singer , notable for writing various hit songs in the bolero , salsa and Afro-Puerto Rican music genres .. He is known for having written various major Spanish language music singles such as `` La Pared '' , `` Si Dios fuera negro '' , `` La boda de ella '' , `` Soy Boricua '' and others .. Spanish language. Spanish language