Particularly when it's just notes for yourself. My own writing has a variety of influences, mostly for speed and legibility, used fairly inconsistently: * (ab)

Particularly when it's just notes for yourself. My own writing has a variety of influences, mostly for speed and legibility, used fairly inconsistently: * (ab)uses of mathematical notation (three dots - ∴/∵ - for therefore/because; definition/solution/information become def^n/sol^n/inform^n; iff for if and only if) * print but using ƒ for f and a cursive/rounded k * 7 and Z have a bar (like Ƶ, to aid in distinguishing from 1/2) * 1.8K becomes 1K8 (mostly for resistors, but occasionally 1800 in any context becomes 1K8 and 1,800,000 1M8, particularly when writing fast) * there's an occasional touch of Japanese (mostly mo/も for as well, and ya/や for a non-exhaustive and)