Nope. The whole point of Web Components is that all of the innards of components are completely encapsulated in a component, the 'client' of a component only c

Nope. The whole point of Web Components is that all of the innards of components are completely encapsulated in a component, the 'client' of a component only cares about setting its attributes and responding to the events that it emits. (And perhaps supplying external styles.) I also think your claim of having to use 3rd party libraries for anything non-trivial is false, but let's ignore that for now.