dan ackerman is a senior editor at cnet.com. chock full of halloween. let's get to the issue.of those people, those entrepreneurs who lost all my data. my hard drive crashed and it was a nightmare. >> and what did you do to prepare for that? >> nothing. >> you didn't. >> now i'm so prepared. now i back up my stuff all over the place. but i didn't. and i'd been running my company for a few years. it's crazy. stupid, stupid. so that goes to your first point, back up your data. >> that's one thing we always tell people to do. people say oh, yeah, i'm definitely going to back up my stuff. at the end of the day you're busy. you don't get to it. that's fine until something terrible happens. hard drives all will fail eventually. they're technical devices. life span, 100% of them will eventually die. >> so how do you back it up? >> i always say people should have almost a three-point plan. you have the data on your actual computer in front of you, your laptop, your desk top. and then you should back it up to a local backup like a little external hard drive like this. that's easy enoug