Maybe there is something to the prophesy about the evil slave beating his fellow slaves because the Master is delaying.
"We love this disfellowhipping teaching."
The only value to this practice is the survivability of an organization like JW's in the face of chaos if there is a total breakdown of world government.
Organizations that have a group of leaders with training in expelling unruly members by para-judicial methods form a tight-knit and trusted cadre.