Reader Dan Coates believes in recycling (or, at least, reformatting). He writes: I have a number of commercial flash drives with outdated information. How can I unlock them for reuse? Increasingly, ...

USB drives are tiny, stick-like devices that are easy to travel with and simple to use. All you have to do is store your data on one and voilà! You can now take that data with you. However, they can ...