Despite the new weapons and mechanics that were already in the works for Episode 3, many developers quoted in the documentary cite a kind of fatigue that had set in after so much time and effort focused on a single franchise. "A lot of us had been doing Half-Life for eight-plus years" designer and composer Kelly Bailey noted. That lengthy focus on a single franchise helps explain why some Valve developers were eager to work on anything else by that time in their careers. "I think everybody that ...