6 + 2 + 1 [Warren Spector, designer of Deus Ex]

Source: https://www.youtube.com/watch?v=tffX3VljTtI (11 mins in)Warren Spector's 6 + 2 + 1:What's the core idea?Why do this game? Commercial hit? No choice?What are the dev challenges? Hard is ok, impossible not goodIs this idea well-suited to games? Games are about DOING, not BEINGWhat's the fantasy? If no fantasy, bad ideaWhat are the verbs? Games are about DoingHas anyone done this before? If no - could be a bad idea, or good, just be carefulWhat's the ONE thing? ONE new thing that hasn't been done beforeDo you have something to say? An issue/theme to explore