4 ms·

There's a lot of different caching and persisting strategies you could put in place to load comments or related articles quickly that don't involve entire HTTP

There's a lot of different caching and persisting strategies you could put in place to load comments or related articles quickly that don't involve entire HTTP round trips. There's a definite trade-off there (and a not insignificant one, especially on mobile)

NoGravitas 10y ago
Not to mention, HTTP2 mitigates a lot of this, without the downside of huge upfront downloads.