The two dubstep pioneers at the top of their game. The deadly concision, the rhythmic punch and dramatic timing, the spry, side-to-side detailing of a cavernous stage, the crisp-biscuit vocal sampling and Middle Eastern percussion — together, their sound signatures are not so much totalled as squared. Truly an album, the music is multi-levelled — dark as anything at times, but engrossingly varied and emotionally shaded, always on the move. Read more on Last.fm