The write down question Is it possible that the writedown amount in respect to the Tasiast property is a proactive measure with the intent to break off this asset into a separate stock listing??; as did Barrick with their African properties via the London exchange.
Such move might also explain the 6 to 9 month reported delay.
Furthermore, such a move would generate immediate cash for mine construction while at the same time taming the now long term downward pressure this asset has put on share price.