Ask Engadget: What do you keep on your USB keychain drive?
Last week reader Andrew wanted to know what the best wireless data plans were, this week our own Dan Wu has been curious about what stuff people keep on their USB flash memory drives. Email and bookmarks? Excel spreadsheets? MP3s? Do you just use them to transfer files between computers? We're dying to know (seriously), so give us the scoop, especially if you have any recommendations for useful applications to carry around on your keychain.
