Advantage being web components from multiple parties can be swapped out on demand.
Yeah. This!
Widget specification we created is not meant only for transformations of RM types.
And it is completely customizable. So there is no restriction what types of events the widget sents and what is the data that it gets.
Here is the first version of specification we use for widgets:
We will update it with the language (web component can be used in different languages), input events etc soon.