I’m now using tw=80 for all my Markdown files. I’ve always been using long
lines since my early days of transitioning from Linux to OS X. Hard wrapping
most of the times sucks for prose and blog posts, IMHO. It renders Git diffs
unusable, though. I realized that by setting prettier --parser=markdown --prose-wrap=always --stdin-filepath as my formatprg, I get auto-formatting
for free (rather than using gwip on all paragraphs). #vim