Introduction to DeFi

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2021-06-15 08:00:05

Since the beginning of 2020, the Decentralized Finance ecosystem is growing and is being more and more popular among investors and developers. This DeFi ecosystem brings a lot of new economic and technical innovations.

The thing with DeFi is that the learning curve is brutal. Before talking about DeFi, we have to get to the basics of what are web3, blockchains and ethereum.

Blockchains and DeFi are part of a major revolution of Internet and technologies around it. We call this third revolution web3. Before we start talking blockchain, let’s have an overview of the Internet history to understand why those technologies are part of a revolution.

In the 90s, Sir Timothy Berners-Lee presents the concept of “World Wide Web”. This is a major revolution for information. A lot of important concepts come with the www:

Even if Berners-Lee would consider this as a logical step of www, web2 refers to a second revolution of interaction that appears at the beginning of the XXI century. Here are the major improvements:

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