links
======
Empfehlungen
------------
http://websdr.ddnss.org/

http://websdr.ddnss.org/spektrum/

http://websdr.ddnss.org/txt/uhr.html 

Sammelsurium an informationen (Bibiliothek)
-------------------------------------------
https://www.metapedia.org/

https://www.wikipedia.org/

https://archive.org/


Künstliche Intelligenzen:
--------------------------

https://www.perplexity.ai

https://chatgpt.com/