Question

What techno was the key to the efficiency of Gutenberg printing press

Answer 1

[AI-generated answer — Bot GPT 3.5]

The key technological innovation that made the Gutenberg printing press exceptionally efficient was the use of movable metal type. This meant that individual letters and characters could be arranged and rearranged easily, allowing for faster printing and the ability to print different texts without having to create entirely new printing plates each time. This innovation revolutionized the printing industry and paved the way for the mass production of books and other printed materials.