For me, continuing to think about a project while not actively working
on it is how I come up with dimension and layers to both characters and
plot. It's a way for me to set aside those obvious, linear plot devices
and come up with an unexpected twist, or see relationship dynamics
between characters that I hadn't even known were there.
Well, it seems there are actual studies that have shown this is true, and Adam Grant talks about them here
Well, it seems there are actual studies that have shown this is true, and Adam Grant talks about them here