At the QuakeCon 2007, John Carmack, the lead graphics engine developer at id, said to LinuxGames:"I mean, I won't commit to a date, but the Doom 3 stuff will be open source".
На QuakeCon 2007 Джон Кармак, ведущий разработчик игровых движков в id Software, заявил: «I mean I won’t commit to a date, but the Doom 3 stuff will be open source.» ().