Within this chapter we learned the free and paid services for better looking web-fonts, their pros and cons, how to implement them in detail, and each web font format and their implementation differences.
Despite this, you may want to remember that the Internet is crawling with web-font services to the point that almost every foundry has a specific one so to analyze every one of them with their requirements and features would take a hundred pages.
Since it's not what we're doing here, we had to limit ourselves – by time of existence, number, and precision of its features and variety of fonts.
Being the real pioneer – and at the same time, the best innovator in the field, our choice couldn't have been anything else other than Typekit – but remember there are a myriad of other services, like the one offered by https://www.fonts.com/web-fonts or http://www.webtype.com/, http://fontdeck.com/ and many, many more. There was even one from the Android Droid typeface makers – that sadly is not...