This is a very interesting thread. I've never heard of this. My sleep-deprived mind wonders how you'd know, but I guess if you're experiencing it, you know.
Since you mentioned having nothing to do while setting up your pump, my secret weapon for getting through 14 months of pumping at work -- comedy podcasts, and lots of them!
Mom to my sweet little "Pooper," born 10/12/11, and "Baby Brother," born 6/23/2014, and married to heavy metal husband. Working more than full-time, making healthy vegetarian meals for family, and trying to keep up with exercise routine.