Simplicity in kettlebells

This will be the shortest blog I write.  There is discussion about technique with the jerk in a few forums.  Its not about style.  Its about results.  How do I get the best results?  

Whether its about a few reps 

YouTube - Heavy Kettlebells - 200 lb. Kettlebell - 1 arm Jerk

Or a lot of reps

YouTube - Valery Fedorenko 130 Jerks Two 70lb. Kettlebells

And people miss these points:

Where do you get your information?

or 

What is your result?