Why were these 2 chats on Kemono not updated together even though they require the same payment tier?

Unsynchronized chats Testeleven 05/28/25 (Wed) 19:58:43 No.54604

Anonymous 05/29/25 (Thu) 07:00:28 No.54697

importer didn't update it

Testeleven 05/29/25 (Thu) 19:40:04 No.54722

But there was another paid chat updated that day, why didn't they get updated together?

Sync Testeleven 05/29/25 (Thu) 19:42:17 No.54723

But shouldn't every chat update at the same time if they require the same payment tier?