Mark Zuckerberg said today at F8 (Facebook's Conference), "It's been a lot of fun rethinking how music works".

Spotify's CEO Daniel Ek said "Today is a big day for Facebook and it's a big day for Spotify ... most importantly, it's a big day for music lovers. So let's light up the world with music."

Watch the video to find out how Facebook is changing the way they handle music, and the way they want all of us to experience music from now on.