*points* What the post subject says. Dissertation is still chewing on my brain, but that I needed to post, since this upgrade kicks ass. It includes a (rudimentary, granted, but good for casual chatting) IRC client and a RSS reader. Here's the changelog if you want to know what changed; otherwise, what are you waiting for? Go and download!
I actually had it 15 minutes or so before it was officially released - the install file was already on the ftp, so (fighting against the horde of other Opera lovers who had also realized that) I went and fetched it. Hehe. Soon after the release announcement, the Opera site was actually unreachable for a bit due to how many people were connected to it.