Some of the cheaper holsters really arent any better than nothing at all, and in some cases worse, especially when it comes to reholstering, and even carrying with them.
A false sense of security can be just as dangerous as being over confidant. Knowing when your approaching either end of that scale, and staying towards center is the trick.
"If the rule you followed brought you to this,
of what use was the rule?"
“The enemy is anybody who's going to get you killed, no matter which side he is on.” - Joseph Heller