Cadenzas & VariationsGregory Fulkerson, violin; Alan Feinberg, piano One can look at twentieth century music as a fabric of interwoven lines, crisscrossing, fusing, and diverging, creating a contradictory, often fascinating tapestry, the result of the dissolution of a unifying tradition. Like the larger picture of twentieth century music, the composers represented on this recording converge and diverge in many areas, both philosophically and aurally. Aaron Copland's Duo