Reason for stopping: That's enough, really, don't you think?
First de Vere, Shakespeare, and Marlow POVs are all done. Time for a beer. And some more notes on my timeline. Man, you should see this timeline.
It's 11" x 17". There's a lot of stuff on it. And I'm only a fifth of the way through my pile of printouts. And then I have to start reading the books.