Portal Writer Shares Theory About Why Valve Doesn't Do Threequels

Many gamers are aware that Valve doesn't make third installments in any of its series, but Portal co-writer Erik Wolpaw has a theory about why that may be. With Half-Life 3 being one of the most overdue entries in gaming, with the story being left on a cliffhanger at the end of 2007's "Episode Two," the developer's reputation for not making threequels has become a meme over the years. As time marches on, many are convinced that Gabe Newell and his team will never make game number three in any of its franchises.

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