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2010-09-17T15:04:22+01:00 by jozef

No break through inventions any time soon

 

2010-09-04T14:37:53+01:00 by jozef

p169 ...: after all, learning means changing.

 

2010-09-03T20:35:51+01:00 by jozef

5th

 

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