In many economies this work was often left to nomadic minorities, such as Gypsies, travellers, or Yeniche, offering a varied assortment of goods and services, both evergreens and (notoriously suspicious) novelties.
Reviewer Eva Riebler of the Austrian literary magazine Etcetera pinpoints to the author's intention to "save the wisdom of the Yeniche people", and she compares the first book even to The Little Prince of Antoine de Saint-Exupéry.