It wasn't long before personal computers were connected together in networks, where their collective power could be utilized. Computations performed by powerful mainframes could now be spread across many personal computers in a method known as distributed computing.
With the arrival of the internet on April 30, 1993, personal computers were able to connect to other personal computers anywhere in the world. Early peer-to-peer (P2P) networks allowed users to share files with each other over the entire world. The following diagram shows such a network: