Foreword
Looking back at the evolution of computer languages, it seems every dozen years or so a new layer of abstraction is added. “Ones and zeros” leveled up into assembly instructions, which leveled up into compiled languages. Those compiled languages evolved and we used them to create web browsers. Web brows-ers digest languages like HTML, CSS, and JavaScript. Now we’re ready to level up again.
HTML, CSS, and JavaScript have been enormously successful languages for moving the web forward in unprecedented ways. We’re building ever-bigger and more complex websites. That’s a beautiful thing. But we’ve come to the point where we need to take the next step in making what we build more manageable and maintainable. We can get there through abstraction. ...
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