Half-Life reveal teased in Valve's Portal ARG? Clues to appear in The Orange Box? Here's the pant-wetting evidence, Half-Life 2: Episode Two PC News

Could it be? Could it really be? Yes. Yes it could. Sit yourselves down people, and regulate your breathing, because it looks like Valve's epic Portal 2 ARG could be about to drop the motherlode.

That motherlode? Half-Life.

Yeah. Half-Life. Finally, blessedly, mercifully, after our years of frustration and faith, it looks like sweet, sweet Half-Life might be set for its next reveal. My feelings? Incandescent, explosive joy, obviously, and also a hint of smugness, because I called this one in an excitable semi-drunken tweet to Tyler Wilde the other night. What was my (non-booze-related) reasoning for that tweet, and what is the evidence backing up this latest potential development? Well...

First up, the latest edition of the unofficial Steamcast podcast featured an unexpected morse code message. The hosts claim to have had no knowledge of it previous of the podcast's release (Are they hoaxing? Are they in cahoots with Valve? Either is possible, but the optimistic side of me swings towards the latter), and a quick translation of the message revealed the following non-beepy human words:

"It’s not over. The others have been compromised"

More Aperture Science game-infestation to come? More revelations? A bigger, second wave of the ARG about to fire up?It's entirely possible. But there's something even better.

The Portal 2 ARG site has recieved a message from Valve, in the form of an Aperture Science internal memo:

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