Foals have returned with their fifth album, or at least the first part of it. Everything Not Saved Will Be Lost is a double album released in separate parts with the second half scheduled for release in the Autumn. Double albums are a risky move, and often end up feeling bloated and add weight to the adage that less is more. They’re an endeavour usually reserved for stadium sized acts with little to lose and material to dump, and this is where Foals now find themselves. Having survived the exodus of bassist Walter Gervers, they stride forward carrying the torch…