[Cobra64]

First of all, she's a jerk. Second, That image is used to denot the letter "x" from the multiplication symbol "X"

When handwriting tech specs, I use the squiggly x separate from multiplying X

[Neidermeyer]

When handwriting tech specs, I use the squiggly x separate from multiplying X
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And I bet you put a slash through your zero’s so they aren’t thought of as the letter “O”.