Invention on Instagram: "The Gutenberg printing press, invented around 1440 by Johannes Gutenberg in Mainz, Germany, revolutionized the way information was produced and shared. Before its invention, books were copied by hand, a slow and expensive process done mostly by scribes in monasteries. Gutenberg’s innovation was the first to combine movable metal type, oil-based ink, and a mechanical press, allowing texts to be printed rapidly, accurately, and in large quantities. The press worked by arra