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A tiny radioactive battery could keep your future phone running for 50 years
(www.techradar.com)
This is a most excellent place for technology news and articles.
Some of the first pacemakers used radioactive batteries. We left that concept pretty fast. And that is considering you have to cut your patient open to change a pacemaker battery. This will not happen in commercial cellphones
I think so as well.
But, it would be nice if it could be applied to vehicles.