Keyes is seen as a shadowy figure in ski mask and hood outside Common Grounds, a tiny Anchorage coffee shack then partially concealed from a busy six-lane highway by mountains of snow.

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"The Guy Fawkes mask has now become a common brand and a convenient placard to use in protest against tyranny - and I'm happy with people using it, it seems quite unique, an icon of popular culture being used this way, " he says.

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