Originally Posted by The Golden Boy

It's getting to the point where molded carbon fiber frames are getting "old" and there's probably going to be an influx of people wanting to play along here with those bikes. But I think the "lugged steel frames with relatively level top tube" guideline kind of sets the tone- we are a pretty forgiving bunch, but the "classic" kind of applies to the kind of old bikes that were common during most of the 20th century.