Luerl is like a special type of "language" that helps computers talk to each other. Imagine you and your friend wanted to play a game and you needed to tell your friend the rules. You might use words and sentences to explain the rules, just like how we use English to talk to each other.
But when computers need to talk to each other, they have their own languages that they use. Luerl is one of those languages. It's like a set of rules and words that computers understand.
Think of it like this: if you and your friend were from different countries and spoke different languages, you might need a translator to help you understand each other. Luerl is like a translator for computers. It helps them communicate in a way that they both can understand.
So when people want to create software or programs that allow computers to talk to each other, they might use Luerl to make it easier. It's kind of like using a secret code that only certain people (in this case, computers) can understand.