The last major feature for Twitch channels is in progress: show a bar regarding what kind of sentiment is being told by user's messages. I've finished the alpha version but more work is needed until it can faithfully reproduce what's being said. A lot of research had to be done first on the "dialect" usually spoken in live chat, because of course formal language isn't suited for it so classic approaches don't result in useful info.
A few other advances were made as well: