Harmonix are hard at work bringing back their flagship series with Rock Band 4, set to launch later this year. The game will let you play with all of your Rock Band 3 DLC, on top of adding new songs to the mix. That means you could potentially be starting the game with hundreds of songs ready to go.
But what goes into making all those songs? That is the focus of this video from IGN First. This is surprisingly technical, so you might well be as lost as I was as Harmonix show off the software they use to make their songs. It's still pretty fascinating though, I must say.
Check it out here: