At long last and 'with gracious permission from Valve,' Garry's Mod now contains 'most of Counter-Strike: Source and Half-Life 2 Episodic content' even if you don't own those games

So long, pink checkerboards that represent missing textures! Adiós, pitch-black skies that signify an absent skybox! Don't let the door hit you on the way out, enormous 3D model that says ERROR where a car should be!..…