If some differences are too small to be determined by a blind A/B test, how small is too small? And who decides?

Hello,<BR><BR>I just bought a Pioneer 106S DVD drive, and Exact audio copy doesn't seem to be working anymore. It says "EAC couldn't detect a matching read command for this drive". <BR><BR>Can anyone ...

Exact Audio Copy simply isn't recognizing any audio CDs. It constantly says "no audio CD in drive". I've tried both my normal CD drive and my CDR drive, and I've tried about a half a dozen different ...