-As a fully running Linux system, this USB stick is not perfect. It will `get corrupted over time`_ and special care needs to be taken to maintain its health. As a precaution backups of it should be made routinely. You can also copy your files over to your hard drive. For performance issues, it is possible to transfer the persistent storage to your hard drive. See below for details.
+In general, a USB stick is not preferable media for a day-to-day use of Linux because flash memory has a short lifetime (on the order of about several months to a year, based on usage). In addition to the chance of hardware failure over a long time frame, the Ubuntu Live CD also has a tendency to slowly `get corrupted over time`_, but with special care taken, it can be used safely.
+
+As a precaution, it should be routinely backed up. You can also copy your files over to your hard drive. To improve performance, it is even possible to transfer the persistent storage to your hard drive. See below for details.