The ‘Run Out the Clock’ story could also be an excuse as to why Hillary is now down to about one campaign event per week, per her online schedule.
Plus it gets expensive to bus in all of those paid supporters so the middle school cafeterias are not empty
I think you are correct on that one.
Definitely one of the possibilities. Another is that they are simply dumbfounded, everything they have tried has just increased Trump's momentum, and they are afraid to do anything else until they figure out a new game plan.
Another is that their internal polls show every time she makes an appearance, her numbers go down for any number of reasons, including that she looks very old and very sick, and that whenever she opens her mouth the whole world knows she is lying - again.