- What does “decentralized” mean ? - Who are those “miners” ? - With an innovative economy model, a currency system without bank and government was born - It’s designed as a ledger, but just a ledger 5
- Not only a ledger system anymore - Blockchain becomes a stack of protocols - There’s no need to build a new chain for most developer - Layer 1 focus on security, scaling while layer 2 focus on applications and business 7
system is because they trust cryptography algorithms, game theory and the consistency of Dapps execution result - In order to make sure these characteristics preserved, revealing it’s source code is inevitable 12