In response to both
and
The changes are all behind the scenes to the database that should be undetectable to you if everything goes smoothly. In a nutshell, we need to make the database smaller by removing redundant fields and reorganizing tables so that processes like backups can happen more quickly (like a few hours instead of several hours).
So there won’t be new and exciting changes to point to immediately after this, but it’s important maintenance that needs to happen during the slower months of the year.