Birdwatch Note Rating
2023-08-09 02:22:44 UTC - HELPFUL
Rated by Participant: BF9CF555DB30841A9D11234B178330AD3B4BA66D5B8D382C4A00F83A94D84508
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Original Note:
The semiconductor was invented by a German Karl Ferdinand Braun in 1874, the Semiconductor transistor was invented in US in 1947, and the Integrated circuit in 1958 also in US. all well before going to the moon. https://www.britannica.com/technology/electronics/The-semiconductor-revolution https://en.wikipedia.org/wiki/Karl_Ferdinand_Braun
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