You see, wire telegraph is a kind of a very, very long cat. You pull his tail in New York and his head is meowing in Los Angeles. Do you understand this? And radio operates exactly the same way: you send signals here, they receive them there. The only difference is that there is no cat.
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(apparently, according to Einstein the internet is made of CATS, rather than a series of tubes… and you know what, I think there is evidence in his favor)