Getting equipment and sensors talking to a central system — regardless of how old or mismatched the hardware is.
Older equipment and newer sensors connected into one system, even when they weren't designed to talk to each other.
Different communication protocols normalized into one consistent data format.
Connections built to keep working through network hiccups, not drop data every time Wi-Fi blips.
Architecture that handles 10 devices or 10,000 without a redesign.