Before reading this book, the only thing I knew about Action Park was that it had lent its name to Shellac’s 1994 debut album At Action Park. Shellac, one of whose members is the notoriously contrarian music producer Steve Albini, play pummelling, hazardous, post-hardcore rock at ear-splitting volume and occasion much joy in anyone who chooses to attend one of their concerts, at which alcohol will be invariably consumed, pain endured and physical danger defied.