The value is not the playlist. It is knowing, without driving anywhere, that every site is showing what the advertiser is being billed for.
Screens in places that are expensive to visit. Content is scheduled by daypart and location, pre-loaded onto each player beforehand so a soft connection at the wrong moment does not blank a paid placement. Every screen reports whether it is actually rendering, at what frame rate, rather than reporting that a command was sent.
The value is not the playlist. It is knowing, without driving anywhere, that all forty sites are showing what the advertiser is being billed for.
Content pre-cached on the device, so playback does not depend on the network at the moment it matters.
Render confirmed from the device itself, not assumed from a dispatch.
Temperature and storage health reported continuously, which is what actually kills a player in a hot enclosure.
Hundreds of screens, running continuously, where a blank one is noticed by thousands of people. The fleet reports its own condition so a failing display is a ticket before it is a complaint, and updates roll out without a visit to a gate.
The part most signage software does badly is the interruption. An announcement here takes over every screen at once, in priority order, with the text spoken aloud, and nothing can outrank it. That is the same mechanism that carries a lockdown message in a school, which is where it was hardened.