When we “view source” on modern web applications, the code looks nothing like what we originally wrote. At a minimum, it’s gone through linting, transpilation, obfuscation, minification, and bundling. And in order to build our beautifully designed apps with sophisticated interactions, we leverage the latest features in HTML, CSS and JavaScript available in our modern evergreen browsers.

However, when web development was in its infancy two decades ago, things were drastically different. Sites had …