I would guess if you look at all the literature in the world the majority of cases that have a word repeated a large number of times its either a prayer, e.g.

I would guess if you look at all the literature in the world the majority of cases that have a word repeated a large number of times its either a prayer, e.g. catholic Rosary "Hail Mary, full of grace...", or madness, e.g., the typewriter in the shining "all work and no play makes...". So repeating something may, at least occasionally, put the AI in that frame of mind