Originally Posted by livedarklions

The idea that everything trickles down from racers is just wrong. Disc brakes and flat bars, for example, flowed from mountain biking, and really are descended more from motorcycles than any kind of UCI racing. Faring is used a bit in motorcycles, but it definitely isn't the norm. Never used it myself on a bicycle, but basically it looks like it would be awkward and inconvenient, and the nature of the item is going to require a fairly large minimum size.