Taking a flash drive from office to office might even be easier than that with these new USB 3.0 drives you could restore the database swiftly. The issue is with efficiency and simplicity. It's much easier to simply click an icon on your desktop and have access.
Things could get ugly if that laptop got into the wrong hands. Sure the database is "encrypted" but the Imported Items are easy to open. There are measures you could take, but that would just make things more inconvenient. Same reason we have automated backups among other things.