Also, when left-handed writing became accepted, there were special left handed pens (with a broader tip that you can push forward without it ‘biting’ into the paper)
Finally, how do you know nobody did that, and got harassed for writing incorrectly?
“Particularly when produced spontaneously, mirror writing is a highly heterogeneous phenomenon: the mirroring may range from as small an item as a single reversed letter, through numerous reversed letters but not words, to thousands of pages of mirrored script; the place in the word in which a mirror letter occurs is variable, and numerals may or may not be reversed too”
Also, when left-handed writing became accepted, there were special left handed pens (with a broader tip that you can push forward without it ‘biting’ into the paper)
Finally, how do you know nobody did that, and got harassed for writing incorrectly?
Left-handedness is somewhat associated with mirror writing (https://pmc.ncbi.nlm.nih.gov/articles/PMC2117809/:
“Particularly when produced spontaneously, mirror writing is a highly heterogeneous phenomenon: the mirroring may range from as small an item as a single reversed letter, through numerous reversed letters but not words, to thousands of pages of mirrored script; the place in the word in which a mirror letter occurs is variable, and numerals may or may not be reversed too”