# Second, people with "it" have a very coordinated, unified movement. Their feet, hands, and hips move as one. The head/hips/shoulders/ankles don't lead the rest of the body. This is a pretty big clue, at least for me. It took me a little while comparing people with "it" and people who don't before I could see the difference, but now that I can it's really obvious. Do you notice the difference between, say, Kuroda Tetsuzan and James Williams (both excellent swordsmen)?
Not to nit pic or anything, but the second clip is not