Depending on how crucial is the activities of a personal who still went to study, this always makes sense at all times because literally gambling will affect studies. One biggest reason on this was due to focus and interest towards school subjects. Their mindset will be corrupted by wrong upbringing caused by easy money and being disturbed by this negative influence to young people. Much better to avoid betting while still studying, always maintain focus and keep your goals aligned to how parents raised you as a person.