If you ever listen to AM/FM radio and wonder why it seems like all the stations are playing the same songs over and over again, there’s actually a very simple answer, and, like many things, it has to do with advertising, money, and getting as many ears on your station as possible so you can deliver the former and make the latter.
from Lifehacker http://ift.tt/2ciHpO8
http://ift.tt/2c8aVUH