I didn't read every page on this topic so perhaps it's explained - but curiosity begs the question. What is the purpose of teaching (or someone taking) a class on, what appears to be, how to "pick a lock ?"
Escaping Restraints and Defeating Locks are two of our small skillset courses that give folks a chance to learn and practice skills that, while certainly not as sexy as running a carbine, could one day save a person's life.