Its more like older generations of all sorts nailed cursive. Remember, back then 99% of all writing was handwriting. Even those who had typewriters only used th

Its more like older generations of all sorts nailed cursive. Remember, back then 99% of all writing was handwriting. Even those who had typewriters only used them to make final drafts of documents - the first versions were all handwritten. The fact that people's handwriting back then was so good comes from them having ample opportunity to practice good handwriting.