After the failure with Didia, he faced suspicion from many people, but his father, Duke Nasser, said nothing and asked nothing, clearly accepting Didia's decision. This strengthened Didia's resolve, leaving him without worries about his decision.
Duke Nasser indeed planned to hedge his bets, not everyone possesses such privilege, but the Nasser Clan certainly does, provided they pay attention to their methods. Didia's "youthful indiscretion" inadvertently solved a big problem, and there was no flaw to be picked from there.
