"Echolalia is the automatic repetition of vocalizations made by another person. It is one of the echophenomena, the automatic repetition of movements made by another person; both are "subsets of imitative behavior" whereby sounds or actions are imitated "without explicit awareness". Echolalia is one of the most salient aspects of communication disorders in autism." Wikipedia
The author surrounds himself with numerous repetitions, since repetition makes him feel more protected than unexpected indeterminism. He gives us a chance to feel the matrix of frequency. The photo as an image of reality loses its function. It is only a small piece of a matrix. As well as little wooden objects - they used to be toys, but in Markus's world they lose their entertaining function, now they are also only parts for a network.