Often the case with US-based companies that have outages during "office hours in Europe". We, europeans see it going down. Communication on why, how and ETAs only appear at the start of the US day.
It’s usually much better ROI to publicly acknowledge an issue if the resolution is not going to be single digit minutes, as it massively reduces the incoming query/support burden
ad agencies? are they going to get upset if their ads are not visible for a few hours on of many sites where they post them? are they even going to notice?