Those subjects could lie. Journalists would have a hard time showing that an interviewee actually said what claim they said. Wire-tapping by the police also w

Those subjects could lie. Journalists would have a hard time showing that an interviewee actually said what claim they said. Wire-tapping by the police also would become useless in court. ⇒ I would adjust it to “unless it has a reliably chain of trust”. That would mean that people could judge differently about whether to accept some things as true, but I think that’s unavoidable.