Kernrechtsfrage
Whether the appeal against the cantonal decision confirming joinder of criminal investigations was admissible.
Extrahierter Entscheid
The appeal was inadmissible because the challenged decision was incidental and A. failed to show irreparable legal harm.
Extrahierte Begründung
Joinder of criminal investigations is generally not liable to cause irreparable prejudice; the appellant did not demonstrate any exception.