Metrics are commonly used to assess effectiveness. Impressions, screen uptime, and content schedules support system monitoring. In practice, behaviour often matters more than raw data. Content can be playing, still be ignored. Understanding this gap supports better planning. when content fits attention patterns. Why system metrics do not tell the https://andrewdisplayreflections.blog-mall.com/40336596/reflections-on-digital-signage-for-business-communication