On 26/12/2017 12:45, Thomas de Groot wrote:

>>
> 
> ...and - on another note - you may have heard about the potential 
> dangers of smartphone screens (/blue/ light) and of those led car lights 
> to our vision. We are currently creating generations with blindness at 
> worst or severely diminished vision at best, according to scientists. I 
> have not had time yet to search for the relevant sites.
> 
> Happy 2018! :-/
> 

Worry not. Help is on hand.

http://www.bbc.co.uk/programmes/b09jvfc4


28 minutes audio:
James Burke on the End of Scarcity

-- 

Regards
     Stephen

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