Premium Album formats, or how we are persuaded to buy favourite albums again and again with the promise of ever better sound. The trail runs from half-speed mastered LPs, Direct Metal Mastering, Direct to Disc recording, DBX encoded, 45 rpm LPs, Digitally recorded LPs, 24Kt Gold CDs, SMB CDs, DVD-Audio, SACD, Blu-ray. In the end, does the song remain the same?
Peter Viney's Blog 
Thank you Peter,
A really educational piece!
All the best,
Paul
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