Abbatars changing the future of music!?

How will digital technology shape the future of live music - that's the theme of the Guardian podcast about Abba Voyage, a digital Abba tour which debuted in London last month. The production cost £140m. The Guardian’s head rock and pop critic, Alexis Petridis, and the Guardian’s deputy music editor, Laura Snapes, were there. Was it history in the making? Listen below.