Fontima is an app delivers fine-grained CSS for Google Fonts subsets. It optimizes that CSS on the fly producing the best possible results to get: the characters you need; from the families you want; only when required. And it does it with just a few clicks.
Fontima sounds super nice for frontend peeps. Making Google Fonts loading smoother? Sign me up!
By the way, a tutorial video would be dope to see it in action. Just saying!