Yeah it does, it may not teach you as many new things are reading articles do, but when you practice you improve on what you learned so it becomes natural. If you snap shoot for the first time.... chances are you'll suck....but after awhile of snap shooting you'll get better.
http://www.p8ntballer.com/classroomcontents/b24102002.shtml
http://www.p8ntballer.com/classroomcontents/b24102002.shtml