Rubén González was one of the last of Cuba's great Afro-Cuban piano players. Although he had played and recorded with the band led by Enrique Jorrín, the creator of the cha-cha, for a quarter of a century, he had retired from music by the mid-'80s. Things began to change when González recorded with the Afro-Cuban All Stars in 1996. The album, A Toda Cuba Le Gusta, released the following year, helped to inspire an international fascination for Afro-Cuban music and brought González to the attention of a global audience. His performance on the Ry Cooder-produced album Buena Vista...