The advantage is that you get to keep your passwords on a single database rather than having a separate copy of the database for each operating system. Synchron

The advantage is that you get to keep your passwords on a single database rather than having a separate copy of the database for each operating system. Synchronizing two separate copies of the database would be painful. An alternate solution is to keep a single password database on a FAT32 formatted partition or thumbdrive which is readable from both Operating systems.