Coach Tony Blauer - Hacking The Science Of Self-Defense
https://radiantcreators.com/2021/01/14/coach-tony-blauer-hacking-the-science-of-self-defense/
... and disable advertisements! No kidding :)
https://radiantcreators.com/2021/01/14/coach-tony-blauer-hacking-the-science-of-self-defense/