Demagnetizing CDs to improve their sound quality (stop laughing)

[Retro]

Techmoan did a great video on shaving and colouring CDs to allegedly improve their sound quality, see bottom. He's now done another one on a $400 gadget that claims to demagnetise your CDs to, you guessed it, improve their sound - yes, really! Waddya think, truth or more snake oil? My title and laughing emoji might be a clue.

He even tried to demagnetise an old cassette tape with it, which really is magnetic. See how the gadget got on with that.

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Shaving and colouring CDs improves their sound - snake oil?

Cutting a 36 degree angle into the edge of a CD with a special gadget* called Audio Desk Systeme (nice bit of French there) and then painting it black improves the sound greatly, allegedly. You probably have an idea on where I stand on this given that CDs are digital so the data can either be...

nerdzone.uk

 

[Arantor]

That's a new one on me. Just wow.