Last week, we informed you about the alpha version of Half-Life. Since a lot of you will most probably want to check it out but cannot find it on the Internet, we can share below a dev walkthrough, courtesy of YouTube’s member ‘MarphitimusBlackimus’. As described, in Half-Life Alpha v0.52 there are 15 working dem files recorded by someone at Valve showcasing almost all of the available singleplayer levels. Enjoy!
Half-Life Alpha v 0.52 - Full Developer Playthrough