Within the last two weeks there was heated discussion on AA, (Computer Audio Asylum, sub category) where a member with an extremely revolving system said he heard an extreme improvement in his system when he substituted a $500 Tesla USB cable for a $20 Belden Gold cable. The indignant flames from the computer "expert" sorts, completely ignoring the subjective observation of the audiophile who listened, was unbelievable. Check it out.