Originally Posted by cycology

IF you ask about steel, bet you're not a racer. Bikes are developed for use, racing bikes for racers. Racing development can make a bike worse for nonracers (google Grant Peterson, Jan Heine, etc, racers can be too stiff, low, aero etc. )

Steel bikes are developed for comfort and distance, common on PBParis (steel may be best unless your body is developed for TdF)
And R&E makes a 15lb steel bike