Why was the first book ever printed considered important by the population?

Johannes Gutenberg was a blacksmith who invented the movable type printing press. The first book published was Forty-Two -Line bible. He was born in 1395 in Germany. The Gutenberg Bible is important because it was the first book that was printed with a movable printing type press. With the coming of the printing press the accessibility to information changed forever. The bible was not just a book but a piece of art.