connectedCallback etcMaybe this is useful to link to: https://w3ctag.github.io/webcomponents-design-guidelines/
when to use e.g. connectedCallback etc
It would be beneficial to at least have documentation around the custom element lifecycle hooks mentioned/linked in the lifecycle section of the docs. Maybe this? https://developer.mozilla.org/en-US/docs/Web/Web_Components/Using_custom_elements#Using_the_lifecycle_callbacks or https://developers.google.com/web/fundamentals/web-components/customelements#reactions
when do lit-element callbacks run in relation to Web Components ones
馃憤 This kind of documentation was hugely beneficial to me when switching to React. Maybe something like:

Most helpful comment
It would be beneficial to at least have documentation around the custom element lifecycle hooks mentioned/linked in the lifecycle section of the docs. Maybe this? https://developer.mozilla.org/en-US/docs/Web/Web_Components/Using_custom_elements#Using_the_lifecycle_callbacks or https://developers.google.com/web/fundamentals/web-components/customelements#reactions
馃憤 This kind of documentation was hugely beneficial to me when switching to React. Maybe something like:
