Will the Global Seed Vault protect against famine?

Lanxon writes: The Global Seed Vault opened in 2008 after engineers spent a year drilling and blasting through the sandstone, siltstone and claystone of the Norwegian Platåberget Mountain to create a system of subterranean chambers on the Advent Fjord’s southern flank that could store 4.5 million seeds. It's a $9 million bet against climate change. But can it save us from the threat of worldwide famine? A large feature in Wired explores its state and its future.