We have been asking for this for a long time. Even if it was just for a complete Platform Outage versus ticky tack stuff.
Nick had stated this before:
Continuing the discussion from Hub Firmware Release Notes - 20.17:
Even if it wasn’t posted publicly and documented on status.smartthings.com and included root cause, what was impacted, who was impacted, for how long and what the specific resolution was, would go a long way so that customers could understand what transpired and why.