I haven't, especially when in other wikis, since they don't really have much active chat anyway.
I often go to chat and moderate the chat by leaving it running on the computer. I then check for any not-yet updated chat logs, as well as checking for bad chatting.
I am trusted to watch the chat to check for any new chats.
Yes. In quite a few cases, I had to ask about updating the chat logs when there are heaps of unlogged chat logs.
I will use the "!updatelogs" function to let SpongeChatBot know about updating the chat logs. I will also check the chat often to check for good chatting.
Improving gallery pages, reason being that I want to make them as useful to visual readers as possible.