crowdfavorite/wp-social — comment on commit 77ab5173fe5488fb3a9d8e409485560ebe8964c9
File: lib/social/semaphore.php line 28
By awellis13:

But then what happens on aggregation, loading comments, etc.? We have new code in all of those places that requires the new data format. If someone hits a page that triggers the loading of that code before the upgrade is run we're going to see *a lot* of issues.