Book Image

Learn Ethereum - Second Edition

By : Xun (Brian) Wu, Zhihong Zou, Dongying Song
Book Image

Learn Ethereum - Second Edition

By: Xun (Brian) Wu, Zhihong Zou, Dongying Song

Overview of this book

Ethereum is a blockchain-based, decentralized computing platform that allows you to run smart contracts. With this book, you’ll discover the latest Ethereum tools, frameworks, wallets, and layer 2, along with setting up and running decentralized applications for the complete, end-to-end development experience. Learn Ethereum, 2nd Edition is a comprehensive overview of the Ethereum ecosystem, exploring its concepts, mechanisms, and decentralized application development process. You’ll delve into Ethereum's internals, technologies, and tools, including Ethereum 2.0 and the Ethereum Virtual Machine (EVM), gas, and its account systems. You’ll also explore Ethereum's transition to proof of stake, L1/L2 scaling solutions, DeFi protocols, and the current marketplace. Additionally, you’ll learn about EVM-compatible blockchains, connectivity techniques, and advanced topics such as sharding, off-chain scaling, DAOs, Metaverse, and NFTs. By the end of this book, you’ll be well-equipped to write smart contracts and develop, test, and deploy DApps using various tools, wallets, and frameworks.
Table of Contents (24 chapters)
1
Part 1: Blockchain and Ethereum Basics
7
Part 2:Ethereum Development Fundamentals
11
Part 3: Ethereum Development Fundamentals
15
Part 4:Production and Deployment
20
Part 5:Conclusion

DeFi after the collapse of FTX

FTX, the largest centralized exchange for trading cryptos, collapsed in November 2022 after a liquidity crisis. FTX’s token, FTT, lost 90% of its value over 10 days. It started with a company balance sheet being leaked, which triggered mass withdrawal by its customers. This led to the bankruptcy of the company. The collapse of FTX sent shockwaves through the financial industry; it exposed the vulnerability of the crypto market and DeFi and raised questions about the stability of the entire crypto market.

FTX’s business model and inadequacy in governance and transparency are the direct reasons why the company fell. Several factors contributed to the collapse of FTX. One is directly related to the overall crypto market sentiment during the crypto winter in 2022. A lack of confidence in cryptocurrencies made it difficult for FTX to raise capital. Another factor was the company’s close ties to Alameda Research, a crypto trading firm...