interesting battery idea for iphone/ipod??

[grooveattack]

http://news.bbc.co.uk/1/hi/technology/8297934.stm

what do you think?
horrific or does it have potential?
i would not mind waiting days rather than hours to recharge my phone or a macbook.

 

[brisweeney]

hmmmm not so keen on putting a mini nuclear reactor beside my head!

i see these never making it out of military/science devices