How do astronauts like John Glenn feel about computers? Why do they feel this way?

Answer: Surprised

Explanation: It is said that before his first flight, Glenn asked Katherine Johnson, NASA's legendary math, to review the calculations of the electronic computer for its historic launch into earth's orbit in February 1962. This section makes us understand the scope of technology at that time, and the recurrent use of human resources against calculations that could define the difference between life and death.