Birdwatch Note Rating
2023-05-02 13:57:15 UTC - HELPFUL
Rated by Participant: D5A7508E34DCAB7F22213210308CE7BECDA9E66FEC49D40179F0575564667636
Participant Details
Original Note:
The SR-71 Blackbird first flight was in 1964, whereas the first 'electronic' calculator was created in 1961. The first 'solid state pocket calculator' was created in the early 1970s, after the first flight of the Blackbird. https://en.wikipedia.org/wiki/Calculator#1970s_to_mid-1980s https://en.wikipedia.org/wiki/Lockheed_SR-71_Blackbird
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