Bob Mould will not have been stuck for grist for his thematic mill whilst preparing Here We Go Crazy, his 15th solo album. In a moment which feels like a worryingly large step towards Orwell’s prophesied “boot stamping on a human face – forever”, when facts become subjective and once-trustworthy points of reference are being uprooted faster than Amazonian old growth, that which we glibly term ‘protest music’ is more important than ever.