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How many cassettes would you need to tape all the songs on a 32GB MP3 player?

The correct answer is `Five hundred cassettes´.

Five hundred C60 cassettes would hold the songs on your 32GB MP3 player. That’s enough to fill a large suitcase weighing in at 30kg - probably way more than your baggage allowance!

7000 tunes in your pocket.
Thank physics for that.

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