Der Irrtumsnachweis beim Massenbetrug Buchkatalog

»Large-Scale Fraud Cases« Large-scale fraud cases with up to hundreds of thousands of victims are challenging criminal proceedings: How to prove the victims' error if hearing every single one of them is literally impossible? May limiting the prosecution (§§ 154, 154a StPO), convicting only for the attempted instead of the completed offence or employing legal concepts like uneigentliches Organisationsdelikt or normativ geprägtes Vorstellungsbild offer solutions in accordance to the principles of the criminal procedure?