SeaMonkey  2.9 Beta 3
* Dataloss fix: Compaction of local folders could corrupt messages.
* Windows with tabs being opened in the background were not focused.
* Closing a compose window could cause the application to exit in some cases.
* POP3 move mail filters with quarantining turned off or download size limit got the resulting message size too big by two bytes.
* Downloading new emails from a POP3 server rapidly slowed down with each downloaded email with quarantining turned on.