Johnny Muir AKA Belfast’s Survival Bag, has self-released several tracks recently, most recently the evocative ‘The Vivid Past’, an sonic experience akin to the feeling of emerging from Madchester’s ecstatic haze into the grim reality of Cool Britannia. Like much of Survival Bag’s music, each instrument was played and recorded by Muir, with his own spoken and sung vocals, programmed sounds and discovered samples. Conceptually, the song is about memory loss and confusion, as Muir explains: “When I was growing up, my grandma suffered from severe dementia – always described as ‘hardening of the arteries’ whatever that is – and she came to live with us. But sometimes she…