I think they mean the physical process of handling the shoes. At most places you rent your land and get your shoes at the same counter, basically in one transaction, which seems difficult to handle with a kiosk.

Which could be removed, which I, a customer, would very much enjoy. Bowling prices are absolutely insane these days. Haven't been in over 10 years. Related, nearly all of the bowling lanes in my area are empty, except for birthdays/work events.