bad units, per hour/day rate, line efficiency, whether a machine is running or not. all of these would still be useful information, especially if your office is the other side of town!
the final yea or neigh in a low units per hour/day line (or machines) would more than likely be decided by the cost of the system itself. weighing cost against benefit would put things into perspective in individual cases.
however, on the other end of the scale. if you have say between ten and one hundred machines running at 2000+ units per hour. then my answer would be, hell yeah!
in this case, your manager or operator, would benefit from such 