The discussion centers on the differences in notification behavior for two forum threads: 'pf random thoughts' and 'best guitarist ever.' Users notice that they receive continuous notifications for 'pf random thoughts' after posting once, while they must actively check 'best guitarist ever' for updates despite being subscribed. A suggested solution involves using the "Thread Tools" option to manage subscriptions. However, users express frustration that even with a subscription to 'best guitarist ever,' they do not receive notifications for every new post unless they participate in the thread. This inconsistency raises the possibility of a bug affecting notification settings.