QUICK ANSWER At the peak of its popularity, the typewriter had a revolutionizing impact on communications, as well as on the social liberation of women. Since the typewriter so effectively opened up secretarial employment opportunities for women, the man credited with its initial mass-production was once hailed as a "savior of women.
There were several major things in history that led to the humanist movement, but one of the most important was the fact that people started questioning the absolute power of the Church.