Mere suspicion that a person associated with the accused may have been a police informant or collaborator is insufficient to satisfy the 'on the cards' test for access to subpoenaed documents; the subpoenaing party must place at least some evidence before the court of the alleged coercion, pressure or enticement, even where surrounding circumstances raise a reasonable suspicion. The case also illustrates that an applicant who is directly aware of relevant matters but chooses not to adduce evidence of them cannot rely on suspicion alone.
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