Perfidy could still happen in a tightly controlled system, where only a small number of people could view or modify user data, in a way that requires multiple individuals to sign off on it, and both the access and the modifications were internally logged and audited.
But that turns into "there was a sizeable conspiracy to fabricate evidence", as opposed to "a random person out of 2000 got bored, had a grudge, decided to have a laugh, and was acting alone".
But that turns into "there was a sizeable conspiracy to fabricate evidence", as opposed to "a random person out of 2000 got bored, had a grudge, decided to have a laugh, and was acting alone".