I got an A2 awhile ago from Walmart. Here's is how its currently setup. A2 -> HDMI cable -> Yammy RXV-661 -> HDMI cable -> Sony 40VL130 would it be better if I do it this way: A2 Video -> HDMI cable -> Sony HDTV A2 Audio -> Optical / TOSLink cable -> Yammy Receiver and why? what's the difference?