Originally Posted by Wildwood

Mastering friction shifting and one handed steering while holding a steady line on the road = great skills that transfer to holding-th-line when reaching for bottle and turning one's head on modern brifter bikes. There are advantages to C&V savvy.

edit = remember - left hand for front der, right hand rear der - ambidextrous is best.

Have riders forgotten how to look at their f&r derailleurs while riding?