Questione giuridica chiave
Whether the cantonal court arbitrarily set aside the first-instance conviction and acquitted the defendant.
Decisione estratta
The appellate court exceeded its limited review and arbitrarily reassessed the evidence; the acquittal could not stand.
Motivazione estratta
It relied on assumptions not found in the record, gave excessive weight to an unsigned exculpatory letter from a trafficker, and ignored that the first-instance court had reasonably assessed the evidence as a convergent body of indicia.