Twisting the wires improved reception of the weak radio signal.

If you have a mobile phone you will not remember, or will soon forget, the idea that you might turn a radio station receiver around and suddenly hear your favorite music clearly without crackles, pops and whistles. If this is not familiar, go and see a really old movie – they might show you what radio was like in what was called its “Golden Age”.

But it is worth understanding how new the presumption is of “total reliability” of electrical appliances and equipment.

Things simply “work”. Now.

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