The Real Reason They Still Play 'Mrs. Robinson' On The Radio
http://www.upworthy.com/who-controls-90-of-everything-americans-watch-hear-and-read
Stations haven't been playing "Mrs. Robinson" for 32 years just because everyone likes Simon & Garfunkel (although I really do love them!). It's because 80% of stations' playlists match all across the country. So much for thinking that media exposes us to new and different ideas, eh?