The darkroom door, dividing learning parallels, is a threshold to a space where moments of encounter are fundamental to pedagogical realisations. But how do we document that experience? How do we communicate a knowing in the moment? How do we articulate a time in space (known via our senses) as an incident? How to we relate the outer physical to the inner imaginative? And how will an understanding of this transition change the way we teach and learn; having internalised something familiar but in a different way?