Actually the new Shimano *electronic* Dura-Ace that is being tested in the Pro Tour has very tidy cables all routed under the bar tape. That might be what MelissaM is talking about, but I wouldn't hold my breath for that technology to trickle down to us mortals any time soon. There are some video reviews of it around the web. Fabian Wegmann rode it in the Tour of California. It looks very sweet...