Well kiddo, a Vintage Computer Festival is a place where people go to see old and ancient computers that were used long before you were born. These are not like the cool laptops and tablets that we use today, but instead, they are big, bulky machines that were used for things like typing and calculations.
At the festival, you can see the earliest computers that were invented in the 1940s, 50s, and 60s. These machines used vacuum tubes and punch cards to operate. There's also a chance to see the personal computers that were popular in the 80s and 90s, like the Apple II, Commodore 64, and Atari home computers.
The best part of the festival is that you get to see these ancient machines in action. You can play old games or use outdated software like WordStar or Paint, and compare it to the current versions of the application you use today.
Some people bring their old computers to the festival and show others how they work. You can also find parts for your old machines here that are difficult to find anywhere else. It's like going through a time machine where you can see how people used to work and play on computers before you were born.
In summary, a vintage computer festival is a fun place to learn about old computers, play games on outdated software, and meet people who share the same interest in preserving the history of computing.