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'''The True Norwegian Blackbox Manifesto'' by [[Magnar Grønvik Müller]] is nine rule manifesto to help bring [[blackbox]] larps out of their ''juvenile and immature state''. It was written and published in [[2017]]and published on http://nordiclarp.org.  ==External links==* https://nordiclarp.org/2017/03/31/true-norwegian-blackbox-manifesto/