Ngāti Whātua Ōrākei settled its Waitangi treaty claim close to 30 years ago and has built that up into an asset base of about $1 billion. Ngarimu Blair is a trustee of Ngāti Whātua Ōrākei says there's a lot of work to be done to connect with dispossessed iwi members. He talks to Guyon Espiner.