Originally Posted by I-Like-To-Bike

"Dropping" strangers while commuting may be important to you. Being able to handle more than one tool also may be a "fail" to you and the folks who you know at your clinic. Numerous bike commuters around the world, including in the U.S. are not wrapped up in "dropping" other commuters. Some even can manage to commute w/o 21 speeds and manage to fix a flat w/o a clinic or a fear of taking an extra minute to fix a flat, and more than likely never find any other reason to remove a wheel.