For years, I’ve been using XeLaTeX to generate professionally formatted PDFs. Either for scientific papers, or from Markdown sources using Pandoc for things like technical documentation or company-internal notes. I like XeLaTeX over “plain” LaTEx in particular for its native support of system fonts. But I’ve always been frustrated with LaTeX’s compilation speed. Even for medium-sized documents, waiting several seconds for each rebuild adds up quickly, especially when iterating on co...