That and there is some rapid development for the apps going on right now. Lemmy definitely still needs some UI improvements and has a bunch of little problems which could turn away new users prematurely. So it would be good if there was some advertisement in July when the reddit apps shut down.
Fittingly I had two rewrite this comment and another comment 10 minutes ago because I got errors when trying to send them..
For the second one there is an issue on github discussing it.