This kick may seem to be funny, as he kicks and open his hands and feet together. But it is not bad. It may seem funny, but it has less thing to do with attack and defense. Of course, those thing can be related to practical attack and defense, but not in the level of beginner. Instead, as he opens hands and, particularly, feet, he can get back to his ready pose quickly.

Of course, he has another problem, which is very general. It is to move his supporting foot a little before he begin the actual kick. It becomes a sign to his opponent, so he can respond easily. To see this problem, Click here.

Remember, "Everything ideal is essentially simple, in which difficulty and easiness are same."(PPT, Ch.24), and "Simple motion is in an instant. It precedes the opponent's reaction because it doesn't hurry yet connects necessary movements only. Therefore, even though you move slow he cannot defend it."(3JKY, Ch.3-6)