I use FedEx for work, and our account has heavily discounted rates for Priority services - not for Economy. That’s what I assumed was happening here, until I saw that you were dealing with them as John Q Public.

One of his character traits was telling dad jokes.

A decent guide to tea grades here. Even with higher end teabags, any tea dust created (e.g. if the teabag gets squashed) gets trapped inside the bag. The tea dust makes for a more bitter cup.