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{STEAM_CLAN_IMAGE}/32332878/a87e2df32f5ffddeeef02bf9ff3ff1ee0e2322af.jpg Save the President... Or not? The long-awaited Early Access update 0.20 for Sigma Theory is now available on Steam. The first Story Mode campaign is now playable and adds a whole new storyline to the base game with interactive dialogues involving new characters. Depending on your decisions, you will discover different endings…