Anglo American Platinum (Amplats) chief executive officer, Chris Griffith LAST week, the world’s biggest platinum miner gave a brutally frank assessment of Zimbabwe’s investment climate. Anglo American Platinum (Amplats) chief executive officer, Chris Griffith struck a different chord from the dominant tune that Zimbabwe’s government has been happy to hear since President Emmerson Mnangagwa succeeded Robert Mugabe — many an investor’s bete noir — last November. Griffith told Reuters: “I said (to Chitando): ‘You think I will bring half a billion dollars to Zimbabwe when you guys keep chopping and changing the rules? There is no way I will do that.’” This is a particularly sobering assessment to those who seem to hold the unrealistic view that…