If you can just unplug from the internet.... at lest on the computer your doing your dissertation on. You won't need security patches if your not on the net.... shut off the wireless card and you'll be good while your doing the paper.
I had setup the upgrade to notify me when it's ready; now that it's published I don't know what's going to happen.
I do see in the list of my update history that it keeps on starting and failing daily.
J. R.