Hadoken.net (formaly Street Fighter blog) has released some news via JeuxActu regarding some details like:
High quality prologues endings by a "big and famous studio"
Both Sagat and Seths frames will be toned down
and more
Plus, a video of Juri and Dee Jay
Check out Hadoken.net for more
Plus I found some interesting, albeit grainy info on SSF IV on a Famitsu scan. It appears as if Ryu is Tatsumaki-ing a car.

Sweet~ Thanks dude :D
Truest Strike04:16 AM CST