Most common for me would be keyboard navigation in text editors. Emacs, for example, assumes double-spaced sentences by default when using M-a / M-e / M-k / C-

Most common for me would be keyboard navigation in text editors. Emacs, for example, assumes double-spaced sentences by default when using M-a / M-e / M-k / C-x DEL for sentence-based navigation/editing: https://www.gnu.org/software/emacs/manual/html_node/emacs/Sentences.html https://www.gnu.org/software/emacs/manual/html_node/emacs/Se... Being able to count sentences per paragraph, words per sentence, etc. is also handy for maintaining good writing style. Excessively-long sentences or paragraphs can be trickier for folks to read; having solid metrics around sentence/paragraph length helps identify candidates for simplification.