IrDA
The one thing you don't want with a portable computer is a cable to tether you down; yet most of the time you have to plug into one thing or another. Even a simple and routine chore like downloading files from your notebook machine into your desktop computer gets tangled in cable trouble. Not only do you have to plug in both ends, reaching behind your desktop machine is only a little more elegantly done than fishing into a catch basin for a fallen quarter—and, more likely than not, unplugging something else that you'll inevitably need later only to discover the dangling cord—but you've got to tote that writhing cable along with you wherever you go. There has to be a better way.
There is. You can link your computer to other systems and components ...
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