I think this is one of the problems of being distributed: since each Lemmy instance needs to sync changes across other Lemmy instances that its users are interacting with, insert activity into its database, have changes made in its local database (the user deleting/overwriting the comment), and then have other instances sync said change in content - the developers say this is dwarfed by traffic to the local database, but when you’re connecting to instances across the world there is no doubt going to be some latency. I think a few more minutes and this should be resolved; if not, this is a bug beyond my capabilities of my cursory understanding of Lemmy’s technology.

For example: