When we first learned that Touch was planning a follow-up to last autumn's brilliant Atmospheres festival, the question wasn't whether or not we would attend but what line-up they had in store for us this time around. Once again occupying Lambeth's beautiful Museum of Garden History for a long weekend, Atmospheres 2 returns with a focus on hauntology, particularly with respect to music. If your Derrida is as rusty as ours and you fancy......