<Snipped> My my we have some opinions are this piece of equipment, don't we? Here's mine, take it or leave it. It's not a horrible derailleur (unless your talking the second generation) and yes serious cyclotourists can take this piece of Campy quite seriously.
<Snipped>
Craig's post expresses my sentiment as well. There have been lots of
opinions about the Rally, including Sheldon's, who we all look to for
his wealth of wisdom on bikes and parts. But I've done some very long
rides with a first generation Rally (I think it's first generation;
Check the picture here on Dale's site)
http://www.classicrendezvous.com/
Mike Dayton Raleigh (whose Campy Rally shifted flawlessly today -- shaving 15 minutes off the daily commute!)