I think that screening is simply not happening at the moment due to the time of the day (I am writing from work) though otherwise it would be carrying on
It is precisely as you have put it, and images are simply being rejected or give an HQ
, passed for a second or third screen. Quite a few are ready to be added as soon as we are able so it is likely that a mass will hit the database in a short time which, I know, causes problems for those who worry about their hits.
Given that it is the middle of the night in California where the boffins are, I would hope for some sort of update later today