Ditto, ditto, ditto here in Texas. There is a fine and difficult balance to be maintained between domestic tranquility and book writing.
Other than the book writer, I have found few, including my wife, that do understand the real demands of research-centered book writing. You have to have been there and done it to understand.
When people ask "So, when will it be published?" I respond with a question - "Do you know how long Alex Haley took to research ROOTS?" The answer is twelve years. That response will work for me for another four years.