HDMI vs. Optical

[ziva]

Hi,
I am currently running an HDMI cable from my PS3 into my AV AMP for both video and sound. If I use the optical port for sound and the HDMI for video, would this improve the sound or would it be the same?

 

[Mistro]

 

[TimbaLand]

 

[ziva]

 

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[KenMasters]

 

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[ziva]

 

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