Although it is exlained within the framework of the kriya yoga practice, the spinal breathing part within the central channel is directly linked to SBP.
Yeah, what he says is ultra motivating, as always when it comes from someone who practiced it himself and achieved waht he talks about. Same reason why we are here, because Yogani motivates like hell through his own experiences.
Here are two great additions:
First one is about: What is Yoga? (first half of the vid) in general together with a hint to spinal breathing (last quarter of the vid)