Yoshinori Ono's Video interview: part 4 of 5

Part 4 of the episodic interview with ono san is online. In this video the producer talks the nuts and bolts of the game play system used in Street Fighter 4.
Although he explained that we shouldn't worry abt the unblockable revenge attack, i gotta say that im still worried, we will see how it turns out.
One last thing, is it just or those video are getting shorter and shoorter whith each new one :(