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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.
I'm not so optimistic.
When ever we discover a new, much better power source, the cartel who is going to lose a shitton of business go on a smear campaign. Look at solar power. Look at electric cars. Hell, look at hemp.
Companies would bury this so fast, and this tech would be a niche thing.