It appears Apple has notice some concerns
2007-11-07 Mac OS X 10.5: Time Machine may still use original backup location after changing backup destination
2007-11-07 Mac OS X 10.5: Unable to log in to account after an upgrade install
2007-11-07 Mac OS X 10.5: iPhone and iPod touch: Tips when using Wi-Fi
2007-11-07 Mac OS X 10.5: Administrator user changes to standard
2007-11-07 Mac OS X 10.5: Can’t log in to account that has no password
2007-11-07 Mac OS X 10.5: About the Application Firewall
2007-11-06 Mac OS X 10.5: iChat system requirements
2007-11-06 Mac OS X 10.5: Menu bar appears solid instead of translucent
2007-11-06 Mac OS X 10.5: Disk Utility’s Repair Disk Permissions reports a permissions issue with ARDAgent
2007-11-06 Mac OS X 10.5, iMac (Late 2007): Stuck in a “loop” at the login window after upgrading to Leopard
2007-11-05 Mac OS X 10.5: Time Machine backups are not visible
2007-11-05 Mac OS X 10.5: Time Machine stops backing up to external disk
2007-11-05 Mac OS X 10.5: “Blue screen” appears after installing Leopard and restarting
2007-11-03 Mac OS X 10.5: Web Gallery Upload button is disabled
2007-11-03 Mac OS X 10.5: Installer destination window does not show drives