Metrics are commonly used to assess effectiveness. Operational statistics offer technical confirmation. In real environments, audience behaviour determines effectiveness. A display can be operational, still have limited impact. Recognising the difference helps explain why some deployments succeed. when placement matches movement. Limits of data-driven evaluation Logs confirm delivery.... https://andrewofficenotes.idblogmaker.com/38509159/observations-on-digital-signage-across-different-work-environments