Frequently asked questions (and answers!): Q. Is this a mod like Missing Information? A. No. We're using the original HL2 beta engine. Q. Is this illegal? A. At this point, I don't think Valve cares.

1998 labeled "Half-Life, Beta 2, Net Test 2." In a subsequent tweet, Jessup explained that "This version is a few weeks ...

and two to three before the infamous Half-Life 2 beta that leaked in 2003. It's a distinct point in the game's evolution, with graphical elements reminiscent of both Half-Life 1's GoldSrc and the ...