And intermediary always adds some sort of delay and quite often the amount of delay is not controllable from the submitting entity.
Steam of course could be different and not require any manual work on Steam's part but the mobile app stores all seem to require review by the store provider.
I haven't followed app store policies closely enough to be sure, but I am not aware of any of them guaranteeing an upper bound for delays.
Posted Sep 22, 2013 12:01 UTC (Sun) by krake (subscriber, #55996)
[Link]
Good info, thanks!
So for Google it is closer to uploading to a Linux distribution repository, with the assumption that the uploaded package will show up on mirrors within the next synchronization cycle.
I guess Apple is the odd one out then with their infamous reviewers