Below is a clip from a "Lenny Frome" article several years ago.
"How long is this sequence of numbers? Well, it is so long that it would take 5.8 million years to run through it all at typical machine speeds. There are about 10 to the 18th power in a modern random number cycle. Still in deference to the mathematicians of the world, machine designers accept their limitations and designate their programs as pseudo random number generators (RNG)".
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