Originally Posted by Glassquilt
An external hard drive is good for backup
But keep in mind that an external drive hooked up all the time is just as vulnerable to viruses and malware as the native hard drive. Also, any hard drive can fail-even externals. I know people who put all of their photos on externals and deleted them from their computer's main hard drive, only to have the external fail and lose all of their pics. It's best to have more than one backup for the most important files. I have all of my pictures backed up at least 3 different ways in addition to them staying on my hard drive.