I believe this is what whenDefined was made for. https://developer.mozilla.org/en-US/docs/Web/API/CustomElementRegistry/whenDefined https://developer.mozilla.o

I believe this is what whenDefined was made for. https://developer.mozilla.org/en-US/docs/Web/API/CustomElementRegistry/whenDefined https://developer.mozilla.org/en-US/docs/Web/API/CustomEleme... It's not been well covered in the standard Custom components blogs.