Silicon nightmare: it's lonely work in Yuri Pattison's ghost office

Lights flicker, shelves gather dust and cables twist like snakes – all that’s missing from this tech workspace are workers, leaving you feeling like a lab rat in a mazeChisenhale Gallery in east London recently closed its doors and sent its staff on a five-week break. It has now reopened. But as what? Is Yuri Pattison’s User, Space an office, a warehouse, temporary quarters or an art installation? Come to that, am I spectator or viewer; critic or user? Don’t answer that.