I think she can get to the top of iTunes in 30-40 minutes.
Not sure about the first week sales though. That really depends on how the first single performs and how the general public reacts between August-November.
She might.
I mean it's been pretty hyped up the weeks leading up to the release, tweeting lyrics, and everyone knows the date it's coming out.
WANEGBT came out the day it was announced with no warning, and slayed so effortlessly.