User blog comment:BobNewbie/Incoming Wikia Features/@comment-1519608-20110728170115/@comment-3466295-20110728233904

Yep, that's the idea. If you leave a field empty, it won't show up. If you leave the whole thing empty, nothing will show up. But, there are other changes coming to userpages, but they are mostly minor tweaks to things like the topbar, etc.