Another hallmark of a great OT font is its ability to handle complex layout tasks automatically. In high-end editorial design, for example, a good OT font will feature discretionary ligatures and swashes that can transform a standard heading into a custom piece of lettering with a single click. It also provides "optical sizes," which are different versions of the font optimized for specific scales, such as tiny captions or massive billboards.
: Because OT uses Unicode encoding, a single "good" font can support dozens of languages, including Cyrillic, Greek, and Central European scripts, within one file. Variable Features
“Sana, have you ever heard of a typeface where the G has a loop like a gallows?”
Good OT usually ships with robust OpenType features that make it attractive for professional typography:
