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Half-Life 2 – news just in, there’s still no new Half-Life game (Valve)On its 20th anniversary, Valve has released a documentary explaining their handling of the franchise and why Episode Three was cancelled.Back in 2004, Half-Life 2 was the most celebrated video game of its time. But thanks to being primarily a PC-only title, and still having no proper sequel, its fame has faded over the years.Developer Valve did make an effort to celebrate its 20th anniversary on Saturday, Novembe