Carl Paoli with a really good description of maintaining torque/posture/connection during squats: Carl was on the Spanish National Gymnastics team, so he knows WTF he's talking about. As I've put more&more time into teaching Sambo beginners, the importance of basic movement and position strategy way surpasses any of the fancy martial arts looking stuff. Watch this video with this in mind: if you cannot organize your hips+legs, you will never properly transfer power from yourself into your opponent. Especially if you're using such free and open power as good old Tokio Hirano: