[16:29:54] <perry>	 Hmm... is it known/intentional that an RSS subscription's "seen" list doesn't seem to be preserved? Every now and then I'll get about 10 items that should have already been marked as queried.
[16:30:12] <perry>	 Relevant code: https://github.com/benapetr/wikimedia-bot/blob/master/src/WMBot.Plugins/RssFeed/Feed.cs#L234-L258
[16:30:53] <perry>	 I guess Subscription.data is supposed to be in-memory only, and not persisted? 
[16:57:04] <MacFan4000>	 petan: ^
[17:26:27] <perry>	 Huh—it just happened again, oddly. Exactly an hour apart, interestingly, despite the poll thread loop being 10000 seconds.