Decentralization: What It Means and Why It Matters

Decentralization means no single person, company, or government controls the network or can unilaterally change its rules. Thousands of independent computers, called nodes, each keep a full copy of the record and agree on updates using a shared set of rules, rather than deferring to one central authority.

One practical benefit is resilience: because the record isn't stored in one place, there's no single point of failure. Governments and companies can't easily shut it down by unplugging one server, and the network typically keeps running even if a large number of individual computers go offline at once.

Decentralization isn't free, though, and it's worth being honest about the tradeoffs. Getting thousands of independent computers to agree slows things down — a decentralized network is typically much slower and more expensive per transaction than a centralized database run by one company. There's also no customer service line to call: if you make a mistake, there's usually no central authority able to reverse it for you.

No single person, company, or government controlling a network is called ____.

Which of these is an honest tradeoff of decentralization?

Decentralization means there are no real costs or tradeoffs compared to a centralized system.