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by usbfingers 1598 days ago
https://news.ycombinator.com/item?id=30105910

At its heart, it is very similar.

Comment above does a good job at describing the distinction. It's more than just re-usable HTML/CSS/JS, that's just how they're making it accessible to others. There are entities associated with the HTML/CSS/JS mapped alongside the component, which is the core benefit here.

https://blockprotocol.org/spec for more info on how they're mapping data as entities