"In a preferred embodiment, message information database 22 comprises: a, message ID, i.e., a number or other string that uniquely identifies each message; sender information, i.e., the pseudonym, e-mail address or name of each message's author, a posting time and date for each message (localized to a common time zone); a collection time and date for each message; a subject field, i.e., the name of" . . . .