1. Many businesses lost skilled maintenance labour during the recent economic depression, creating a skills and knowledge gap, with led to longer recovery times.
2. Global supply-chain issues mean that emergency replacements are more challenging to source and take longer to arrive when components fail, leading to more extended periods of downtime.
3. Industry 4.0 going mainstream means that data capture and failure-prediction techniques have solved many of the minor problems that once caused downtime.
The things that cause downtime now are the more challenging problems that are harder to detect and take longer to fix.
