Signed HTTP Exchanges (SXG)

While reading through https://news.ycombinator.com/item?id=23729160, discussions around Signed Exchanges came up. This is a really neat idea (that’s been around for a while); however, a lot of it depends on the user experience in the browser. Users cannot be expected to know the technical details to get (or understand) the benefits—and we must be wary of some major drawbacks like the cache site seeing the traffic instead the origin.