Okay kiddo, let me break it down for you. Have you ever been in a group where everyone follows what the first person does or says, without really thinking about it? It's like a chain reaction of actions and ideas that keep going, just because the first person did it or said it.
This is called an information cascade! Basically, it's when people follow others without really considering what they're doing or saying, just because others have done the same thing. It's like when you see all your friends wearing a certain type of clothes, you feel like you should wear them too just to fit in.
It can happen in many situations, such as when people decide to buy a certain type of product or vote for a candidate in an election, just because others have done so.
The thing is, sometimes the first person who started the "cascade" might not even have had the right information, and everyone else just follows blindly, creating a sort of domino effect.
So, it's important to always think critically and consider all the information before making a decision. Don't just follow the crowd blindly, because sometimes the crowd might not even know what they're doing!