Drawing a sword from the back - Impractical, ineffective, dangerous

A comprehensive demonstration of why it's a bad idea to draw a sword from the back as opposed wearing it on the hip. There is no historical evidence to suggest that swords were ever worn on the back with the intention of being able to use them in combat. There is a reason: It would have gotten people killed. There are so many practical problems with this, you would need a specialized half-open scabbard which doesn't protect the sword well, it would be awkward to draw and doing so would leave you wide