I guess my point was that the value of a days work is realised later, over months or years, rather than on the day. So indeed, corrective and maintenance work

I guess my point was that the value of a days work is realised later, over months or years, rather than on the day. So indeed, corrective and maintenance work have payoffs. This would also be true of managers - their work should pay off over time, so measuring it in "meetings attended" is not a good metric.