2/ After staring at that for MINUTES I realize that they're talking about A COMMA. A COMMA THAT THEY CALL "A RUNE".
1/ "In this specific example we are using the $, tile rune in its irregular form, ,. , generates a validator from the given expression."
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3/ A COMMA THAT IS USUALLY EXPRESSED "$," BUT CAN ALSO BE USED "IRREGULARLY" WITHOUT THE DOLLAR SIGN. KILL KILL MAIM KILL
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