Originally Posted by
Atlas Shrugged
People with vintage cars feel the same way about carburetors, points, bias ply tires, manual transmissions and am radios. Interesting but obsolete. There is a reason there are no manufactures selling down tube shifting bikes it is a vestige of a time gone by.
Yet there are still brands some who are selling frames where you can install down tube shifters. Though shimano doesn't make the down tube sl for 11 or 12 speeds, other brands do and some people use down tube shifters.