In the course of the 20th century there was a growing discrepancy between literary dramatics and the modern stage which led to serious dislocations. Nowadays we are faced with a multiplicity of theatrical texts which can no longer be described using the categories of a poetology of drama a " including its epic extensions, nor can they be explained exclusively from the changes and conditions of stage aesthetics. The relationship between drama and the theatre is in a state of flux and constantly requires innovation from both sides.