Tim Hecker review – punishingly loud and rarely enveloping

St John at Hackney, London
Hecker’s experimental noise art, inspired by Renaissance masses, is not helped by an absence of spectacle as he shrouds the venue in darknessFor a hotly tipped band with plenty of airplay, filling this 1,400-capacity converted church would be an impressive career marker. For an experimental noise artist, whose music shuns rhythm or melody in favour of dense crests of sound, it’s quite the feat; cheering evidence that audiences are prepared to wander ever fu