Sometimes you need @racket[hyphenatef] to prevent unintended consequences. For instance, if you're using ligatures in CSS, certain groups of characters (fi, fl, ffi, et al.) will be replaced by a single glyph. That looks snazzy, but adding soft hyphens between any of these pairs will defeat the ligature substitution, creating inconsistent results. With @racket[hyphenatef], you can skip these words: