I memchatted with Scar, he said would be willing to give a try for changing stream settings if Congress approves.
Instead of spending time on approval queue and having impatient users that are unhappy with 20 minutes of waiting, Stream and Community Moderators could switch to looking for featured images that don't meet the Stream Rules or Terms of Use.
A trial period could be specified to see if it is successful or not, make adjustment or revert to manual review if it doesn't work well for the stream.