You should now understand the difference between a decentralized application and a distributed application. A distributed application is one that is spread across many servers and systems, and ideally, the computers involved are also spread across multiple geographic regions for purposes of backup, processing, and availability. A DApp is one in which no single company, person, or group has control over the operation of the application.
While there are many blockchain applications coming to market, not all of them are truly decentralized. In many cases, these applications are merely distributed differently than prior applications by piggybacking on a public blockchain network. If a company or a few key users still control the operation and function of an application, then that application is not truly decentralized, even if it runs on a decentralized network.
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