Yahoo has an article about flash memory sticks, which enable us to carry lots of our personal information and programs on the go.
What this all means is that computer users are no longer at the mercy of the machine that happens to be nearby. Everything we need to interact with computers — even down to the appearance of our home PC's desktop — can be carried with us and used on almost any computer.
"What's your personal computer, anyways?" computing pioneer Bill Joy said in a speech that touched on the trend at a recent conference. "Your personal computer should be something that's always on your person."