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Furutech's DeMag devices manages to demagnetize any kind of disc-shaped media in order to eliminate "resolution-sapping magnetic interference" from your CDs, DVDs, SACDs, and DVD-As. Maybe we're not understanding this correctly, because CESWeb gave it a Best of Innovations 2007 award, but can someone tell me why does optical media need to be demagnetized? A simple Google search for demagnetizing optical media gives Furutech as the most of the top 20 results. Why?

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In addition, you can also use this on LPs (magnetic interference with the grooves?), cables, connectors and power cords. This smells of wine-soaked volume knobs to us, but maybe we're wrong.

Furutech