Feature description

Can result in this:

And 12k emails is not even a lot I suspect.

Suggestion is to use something like Ecommerce framework to group into sub-folders for at least years and months:

https://github.com/pimcore/ecommerce-framework-bundle/blob/e9d3ac227e16a4a8a63ca1d2f40e916ce5623410/src/DependencyInjection/Configuration.php#L383-L386