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User:DerekMD

From Wikipedia, the free encyclopedia

Hello, and welcome to my user page. I'm a physicist and entrepreneur, and I am new to Wikipedia.

— Noah


frCet utilisateur a pour langue maternelle le français.
enThis user is able to contribute with a Native level of English.
enThis user is able to contribute with a professional level of English.
es-1Este usuario puede contribuir con un nivel intermedio de español.