29. The server device of claim 28 , where, when determining whether to transmit the comment, the processor is to determine whether to transmit the comment to the client device based on the score for the comment.
28. The server device of claim 18 , where, when receiving information indicating that the client device is accessing the second document, the processor is to: receive a request from the client device, where the request includes information identifying the second document, identify, based on the request, the comment in the memory, and determine whether to transmit the comment to the client device for presentation in connection with the second document.