The whispers are getting louder: Tana Umaga might be joining Dave Rennie’s All Blacks coaching staff. Martin Devlin dives into whether this is a masterstroke of "aura and wisdom" or if Tana’s coaching track record should be under more scrutiny. We look at the intangibles of respect, the "been there, done that" factor, and why a "wise old head" might be exactly what this squad needs to separate the BS from the business.

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