Part of their rationale is explained in their FAQ: https://matrix.org/docs/guides/faq#why-http%3F-doesn't-http-suck%3F-why-don't-you-use-websockets%2Fcoap%2Fhtt

Part of their rationale is explained in their FAQ: https://matrix.org/docs/guides/faq#why-http%3F-doesn't-http-suck%3F-why-don't-you-use-websockets%2Fcoap%2Fhttp2%2Fetc https://matrix.org/docs/guides/faq#why-http%3F-doesn't-http-...