Agile is good for managers in that it gives them a feeling of being in control. Agile is not actually for managers, in that productivity suffers a lot, less so

Agile is good for managers in that it gives them a feeling of being in control. Agile is not actually for managers, in that productivity suffers a lot, less software with real value is produced. But software productivity is notoriously hard to measure, so it is ignored.