I think you can learn all skills off the internet. What you cant learn off videos is coping with adrenaline rush. There is this great Mike Tyson quote: "Everyo

I think you can learn all skills off the internet. What you cant learn off videos is coping with adrenaline rush. There is this great Mike Tyson quote: "Everyone Has a Plan Until They Get Punched in the Mouth" This was very apparent when I did martial arts. Many people with colorful belts from limited contact (for example karate) schools crumpled after receiving a couple painful hits/kicks.