Controller: "Everything, we’ve got it, there’s 640 kB at all and don’t fuck it".

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An infinite number of mathematicians enter the store.
“Give me a kilo of potatoes,” the first mathematician told the seller.
“I’m 0.5 pounds,” the second said. I have 0.25 kg. He asks the third.

I understood, says the seller, and put 2 kg on the shelf. and potatoes.