tonal idiom:
1) Conservatism Many composers think the old way of doing things is the better way and don’t think tonality is “mined out”
2) Populism/Nationalism Many composers choose to write accessible music to stay connected with a larger audience
3) Compulsion
Shostakovich
Aaron Copland
Fanfare for the Common Many
Hoedown from Rodeo
Cage
Sonatas