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Why are cassette and CD players so bulky now? [15:39]
(www.youtube.com)
Was rather interesting to learn that some of the core components of cassette players are only manufactured by a single producer. There's a similar situation with a lot of common devices, like microwave ovens, where they're effectively all the same on the inside because they're all sourcing the same part from one manufacturer.
Not too short, not too long. Videos to last through your meal.
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