If A Technique Doesn't Work Against TRAINED FIGHTERS It's A Sh**ty Technique

Over the past few decades, more and more people have had access to more refined and sharpened techniques.

Due in large part to things like MMA, the skills of martial artists have been honed to only those that are the most useful against equally skilled practitioners.

It's exactly because of this reason that you can't be complacent, and naively train useless methods of self defense.