User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.8) Gecko/20051111 Firefox/1.5 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.8) Gecko/20051111 Firefox/1.5 It would be nice if Thunderbird could calculate statistics about the amount of mail marked as spam. For example, what percentage of all mail is marked as junk automatically, and how many "false positives" are detected. False positives could be tracked when the "junk" icon is clicked off by the user. Reproducible: Always