Questione giuridica chiave
Whether the complaint against the increased cost advances was admissible as a final appealable matter despite being an interim decision.
Decisione estratta
The decision was an independently appealable interim decision because it could cause irreparable harm.
Motivazione estratta
Cost-advance orders are procedural orders; their later increase in pending cases can be challenged under Art. 93 BGG when irreparable disadvantage is possible.