Did you know that there are entire companies whose entire business model relies on tracking you through the web and selling data on what sites you vist, what products you buy, and who you talk to (and about what)?
Some of these companies are even ingenious enough that you can clear your browsing history, your cache, and browse with cookies disabled and they are still able to track your every movement.
Files on your hard drive can easily be decrypted if they are password-protected, found if they are hidden, and even recovered after they are deleted.
Storage on your XVU Drive is completely contained on the drive itself, which can easily be removed and carried on your person so your most important, and private, documents are always available.
The XVU ("No View") Drive loads an independent "Operating System", like Windows or Mac OS, called "Linux" that's completely separate from your normal PC's Operating System. All activity on the device happens without any interaction with your normal computer, and leaves no trace once it is unplugged from your computer.
Some XVU Drives can include storage as well, providing you a safe place to store documents that are sensitive or private, and cannot be accessed from your computer once the drive is unplugged. Storage space can range from 2 GB up to 64 GB of data, providing you with more than enough storage for all but the most demanding circumstances.
To put 64 GB in perspective, depending on file type and compression, you could fit any of these combinations on it: