Information exchange

Reactions

Acknowledgement receipt

Delivery receipt

Client-server signaling

Read receipts

Cumulative acknowledgment

Data contract

First-response success rate

Asynchronous discussion

Feedback loop

Comment threading

Acknowledgment-based stopping

Customer feedback

Call and response

Threading

Caption

Clip

Comment field

Symbolic delivery

Jitter

Mention

Delivery channels

Readback-hearback cycle