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-WARNING WARNING WARNING WARNING WARNING WARNING WARNING
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-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.
+.. warning::
+ 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.