keywords: passwords unlocking digital internet key
text: Next to digital IDs, passwords look lame How big is your key ring? There are the house keys, of course, and the car keys and the little fob for unlocking the doors from 30 feet away. And now there's this new blue thingamajig for logging onto the America Online Internet service. You don't have to use it, but it's not a bad idea, if you want to ...