generally, one button is strictly news, reported in japanese. one is japanese pop music, maybe from the 80's. one is classical or easy listening. and in the hotel meitetsu in hamamamatsu, there's a button that plays only big band jazz music from the 30's and 40's. no commercials, no interruption.
as we were getting ready for bed tonight, listening to benny goodman, or artie shaw, or woody herman, rob said "this music makes me so happy. if you can find me this music, i'd be so happy."
and suddenly, this new york times article couldn't have been timed any better.