Gabe Newell Teasing Half-Life 3 Announcement On Twitter?

Less than a day on Twitter, and Gabe Newell is already teasing the Twitter-verse with a potential long-awaited Half-Life 3 announcement.

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Gabe Newell Teasing Half-Life 3 Announcement On Twitter?

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Half-Life 2: Episode 3 was announced 10 years ago, still nothing