This is what was used to process the earliest internet sent messages, Think of them as the ancestor of the antenna for your cell or the modem for your computer. Its’s called an Internet Message Processor, and was developed by the us government in response to concerns over the advance of technology by the Soviets during the 70s era of the cold war. The war pushed the development of much of the tech that we use today, from the internet, to the planes in the sky, to the cameras that made the Avengers movie that I can’t see cause I need to study.