Introduction
the today´s topic is the communication technology. I will start showing the needs of communicate the ideas to sell something, then we will talk about the effects of that 3 interesting inventions.
The needs of the time
The first needs started in Italy with the renaissance in which the people wanted to share books but it was so expensive, they had to handwrite the books and because of that the books were not similar to others.
The printer
The first printer was made in germany by Johannes Gutenberg. It permitted to make books without hand writing, making them more uniform and cheaper to produce.
The TV
In 1928 the General Electric made the first TV. It permitted to show digital images with sound in the houses or other places that were not a cinema.
The internet
The internet 
In 1960 the Arpanet (old internet) was born, it helped to DARPA (Defense Advanced Research Projects Agency) to optimize the computers (They were dedicated to research and discover new things).Today it permit the sharing of information in all the world.
Made with help of
- https://laevoluciondelatecnologia.wordpress.com/la-evolucion-de-la-tecnologia-en-las-comunicaciones/
