It’s not, and hasn’t been since at least ES6 and the engine normalization’s that came with that leap (DOM APIs got normalized in that transition across browsers

It’s not, and hasn’t been since at least ES6 and the engine normalization’s that came with that leap (DOM APIs got normalized in that transition across browsers) Web components is one way to add re-usable functionality naked into modern browsers. There is also a slew of new elements nobody seems to use for no good reason like: picture, figure, section, article, main, header, footer, the new input types, details and I’m sure I’m missing more. Why does this industry think it’s okay to just be well educated with JS but doesn’t care that developers also know CSS and HTML just as well, I’ll never know