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Originally posted by gsteinb88
I think they mentioned something about battery life being one of the restricitons in there
-g
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That seems to be the biggest hurdle. You'd think it wouldn't be that difficult, but i guess it is. They are saying about another 5 years.
"Battery Blues
Whatever the super PDA looks like by 2010, everything in it will be smaller, faster and stronger. Everything, that is, but the battery. It'll be incrementally better than today's standard battery. You'll have to wait another five years for a real pocket-size power revolution. That's when membrane technology should increase the surface-area-to-volume ratio of fuel cells enough to make them practical for mobile use. And better fuel-flow management will help solve one of fuel cells' most stubborn problems: handling variable power demands. Another possible solution is combining a fuel cell with a battery. The battery would supply power to the device, while the fuel cell would keep the battery juiced. "