So here's the setup: -webkit-transition and @font-face produce a weird, freaky love child if you're hovering over a link and resizing your text.
Which, yes, I realize probably nobody will do. Still, I think it's kind of an interesting visual effect. Plus, it affects all Webkit-based desktop browsers I tested on, notably Safari and Chrome.
Also, shut up with your negativity and your la-dee-da.
Blog entry: unstoppablerobotninja.com/entry/webkit-bug-yay/