Understanding the Three Fundamental Principles of How IPFS Works | IPFS Blog & News

The InterPlantery File System - IPFS - is a peer-to-peer distributed system for storing and accessing files, websites, applications, and data. IPFS is designed to power the Distributed Web - DWeb.

This is a companion discussion topic for the original entry at https://blog.ipfs.io/2021-11-03-understanding-fundamentals-of-ipfs/

You forget most important thing: data safety, why nodes store users data?

they do not. Store your own data.