ELI5: Explain Like I'm 5

Protocol Wars

Okay, kiddo. Imagine you and your friend want to play a game together, but you can't decide which game to play. You want to play hide-and-seek, but your friend wants to play tag. That's what a "protocol war" is about - two groups are having trouble agreeing on how to communicate with each other.

In the grown-up world, people use computers to talk to each other, just like you and your friend use your voices to talk. And just like how you both need to decide which game to play, computers need to agree on which set of rules to use when they talk. These sets of rules are called "protocols."

Sometimes, different groups of people want to use different protocols for the same thing - like sending messages over the internet, for example. This causes what we call a "protocol war." It's like if you and your friend argued and couldn't decide which game to play, so you both went off and played different games instead.

Protocol wars can be a big problem because if one group uses a protocol that the other group doesn't understand, they won't be able to communicate with each other. So, just like how it's important for you and your friend to agree on a game to play, it's important for grown-ups to agree on which protocol to use so they can talk to each other.