Apply CSS based on the detected font rendering engine.
What you can do with FontFaceObserver.
Typekit now loads fonts asynchronously by default.
Another performance boost to web font serving.
Custom font loading behavior that works in all browsers.
HTTP/2 support, improved performance, and direct font injection.
Imagine a font with infinite flexibility of attributes.
“The default font loading behaviour in most browsers is terrible.”
“Not every web site needs to use web fonts. Sometimes there’s just no room for web fonts in your performance budget. That’s fine.”