This looks very similar to a library I wrote called https://fancy-pants.js.org https://fancy-pants.js.org which wraps custom elements. Mine allowed an opt-in ap

This looks very similar to a library I wrote called https://fancy-pants.js.org https://fancy-pants.js.org which wraps custom elements. Mine allowed an opt-in approach to shadow dom or use the light dom (with slot support) Updates are scheduled and only components that need updating get their render method called. I even threw in a way to pass objects to child components by means of a yield method. Just in case someone found it intereting.