One in five Americans over the age of 12 now own a portable digital music device, and one in 20 of those quizzed said they possessed more than one. full story here

This new Ipsos Study makes it hard to refute the massive shift in media consumption going on around us.

With that many devices out there and the means of transmitting to those devices available to anyone with an Internet connection, you have to wonder just how many days are left for traditional linear ‘real time’ broadcasters.

The study does give radio some hope though, lots of those polled say they’d like a satellite radio or FM receiver in their MP3 player.