It is difficult to determine which invention, the Gutenberg press or the steam engine, had a greater impact on communication throughout world history. Both inventions have had significant impacts on the way people communicate and exchange information.
The Gutenberg press, invented in the mid-15th century, revolutionized the way books were produced and disseminated. The ability to mass produce books using the printing press allowed for information to be more widely available and accessible to people, which in turn facilitated the spread of ideas and knowledge.
The steam engine, which was developed in the late 18th century, enabled people and goods to be transported more quickly and efficiently than ever before. This facilitated the exchange of information and ideas between people and cultures around the world and contributed to the spread of knowledge and innovation.
Ultimately, both the Gutenberg press and the steam engine have had significant impacts on communication and the spread of information and ideas throughout world history. It is difficult to definitively say which invention had a greater impact, as both have played important roles in the development of human civilization.