I think it is an evolutioary process. usually they have half a dozen writers, each adds a cool plot, however they then remove all the rough edges of the other writers idea. So they just leave the beginning core of the idea, without it's logical conclusion... Hmm, I had never considered that might be intentional as a way to throw stuff at the wall and fill time though, that's a smart read.
I think it is an evolutioary process. usually they have half a dozen writers, each adds a cool plot, however they then remove all the rough edges of the other writers idea. So they just leave the beginning core of the idea, without it's logical conclusion... Hmm, I had never considered that might be intentional as a way to throw stuff at the wall and fill time though, that's a smart read.