A friend of mine just brought this cable to my attention. I was wondering if anybody has tried this or any other optical USB cable. Sounds to me like it might have very good audiophile possibilities.   I am looking to get the ifi idsd pro next month and foresee lots of upsampling via HQPlayer...

I am planning on buying a Woo Audio WA2 headphone amp. One of the reasons this amp attracts me is it's pre amp out. I love the idea of getting a quality headphone amp and a preamp for my main system. Can anyone who has used the pre out give me some feedback as to how good it is? I will be using...