Glossary

• Address: a durable name for a responsibility being served. Messages are sent to addresses. See Addresses.
• Session identity: the stable id (--session or $TELEX_SESSION_ID) the exchange uses to track a session’s membership.
• Exchange (daemon): the per-user local process that owns presence, delivery buffering, and the message store. See Exchange and daemon.
• Station: the in-memory registration a session holds while it attends an address. See Stations and presence.
• Lease / epoch: the liveness claim a station holds on an address; the epoch increments when ownership changes.
• Waiter: a one-shot telex wait client blocked for a single delivery.
• Attention: the urgency of a message: interrupt, next-checkpoint, background, or fyi. See Attention levels.
• Disposition: the recorded outcome of a message: acknowledged, handled, deferred, rejected, closed, or escalated. See Disposition.
• Ack: the explicit durable mark that a delivered message was consumed from the delivery buffer, per recipient.
• Backend: the configured store (local SQLite or networked Postgres). See Backends.
• Thread: a message and its replies, linked by thread_id and parent_id.

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