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Re: [LUG] OT: Wire-free power

 

On Sun, 18 Apr 2010 21:02:27 +0100
Martijn Grooten wrote:

> On Wed, Apr 14, 2010 at 10:57 AM, Julian Hall wrote:
> > 'In 1905 the Serbian inventor Nikola Tesla built a huge 18-storey
> > tower in Long Island. ÂHis aim was to create the world's first
> > power station that would transmit wireless electricity around the
> > globe'
> >
> > http://news.bbc.co.uk/1/hi/technology/8618161.stm
> 
> "A wireless keyboard uses four batteries. We made about 40 billion of
> these in the world this year."
> 
> I somehow doubt that number, as it would mean about six wireless
> keyboards per person a year.

I was somehow under the impression that they meant the manufacture of
~40bn batteries...

Grant.

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