Conclusion

Throughout this book, you have learned about key concepts in blockchain and Ethereum and learned how the Ethereum blockchain and cryptocurrency work. Through the examples that were given in each chapter, you also learned how to develop smart contracts and Decentralized Applications (DApps)step by step, as well as launch your own cryptocurrency. As you can see from the discussion of leading Decentralized Finance (DeFi) protocols, blockchain has established itself as a new technology foundation for transforming the banking, finance, and payment industry. It is such a disruptive technology that almost all sectors have started to feel its impact. It is like a replay of the internet technology. Traditional business models and business processes are under tight scrutiny, and new business models have started to emerge. Through the lenses of NFTs, Web3, and Metaverse, we start to see a parallel universe being built on the solid foundation of blockchain and cryptography –...