Then, launch the Half-Life executable using hl.exe -game ofdemo. The game will not run properly otherwise if the game is not that particular version. This game has to be updated to v1.0.1.3 to work. In the public demo, the cords are replaced with a catwalk that is not destroyed. The chapter name WELCOME TO BLACK MESA is using the placeholder name INCOMING.ĭifferences Between the Press Demo and the Public Demo
Night vision goggles also use an alternate sound effect that is not heard in the final. There are minor differences, such as alternative sound effects for weapons like the pipe wrench and desert eagle (only while NPCs are using this weapon). This build of the game was compiled weeks before the final build was compiled. 1.1 Differences Between the Press Demo and the Public Demo.
