On my computer this am the Anti Virus software that I use said it needed to do a pattern check.
Patterns and computers go way back, did you know it was the Cotton Gin that was the initial invention of programming, the way the thread had to shift to and fro made the pattern, thus the single threads combined to make a sheet of fabric.
The modern binary number system, the basis for binary code, was invented by Gottfried Leibniz in 1679.
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